From ff24840594402229d03eb490a44468b77e0cf8c1 Mon Sep 17 00:00:00 2001
From: Elaine <348749595@qq.com>
Date: Fri, 21 Aug 2026 08:16:17 +0800
Subject: [PATCH] feat(deepwiki): automate Gita wiki generation

Assisted-by: Codex:GPT-5
---
 .gitignore                                    |   3 +
 .../roncarve/DEEPWIKI-GITEA-INTEGRATION.md    | 233 ++++++++++++++++++
 contrib/roncarve/README.md                    |   2 +
 contrib/roncarve/compose.production.yaml      |  83 +++++++
 .../deepwiki-integration/.dockerignore        |   3 +
 .../roncarve/deepwiki-integration/Dockerfile  |  16 ++
 .../deepwiki-config/embedder.json             |  22 ++
 .../deepwiki-config/generator.json            |  15 ++
 .../deepwiki-integration/deepwiki.env.example |  11 +
 .../gita_deepwiki/__init__.py                 |   3 +
 .../gita_deepwiki/artifacts.py                |  20 ++
 .../deepwiki-integration/gita_deepwiki/cli.py | 109 ++++++++
 .../gita_deepwiki/config.py                   | 115 +++++++++
 .../gita_deepwiki/database.py                 | 227 +++++++++++++++++
 .../gita_deepwiki/deepwiki.py                 | 118 +++++++++
 .../gita_deepwiki/gitea.py                    | 121 +++++++++
 .../gita_deepwiki/http_client.py              |  61 +++++
 .../gita_deepwiki/rendering.py                | 144 +++++++++++
 .../gita_deepwiki/server.py                   | 113 +++++++++
 .../gita_deepwiki/service.py                  | 150 +++++++++++
 .../gita_deepwiki/snapshot.py                 | 119 +++++++++
 .../gita_deepwiki/webhook.py                  |  87 +++++++
 .../integration.env.example                   |   6 +
 .../deepwiki-integration/tests/__init__.py    |   0
 .../tests/test_artifacts.py                   |  27 ++
 .../tests/test_database.py                    |  53 ++++
 .../tests/test_deepwiki.py                    |  55 +++++
 .../deepwiki-integration/tests/test_gitea.py  |  47 ++++
 .../tests/test_rendering.py                   |  67 +++++
 .../tests/test_service.py                     | 102 ++++++++
 .../tests/test_snapshot.py                    |  72 ++++++
 .../tests/test_webhook.py                     |  71 ++++++
 32 files changed, 2275 insertions(+)
 create mode 100644 contrib/roncarve/DEEPWIKI-GITEA-INTEGRATION.md
 create mode 100644 contrib/roncarve/deepwiki-integration/.dockerignore
 create mode 100644 contrib/roncarve/deepwiki-integration/Dockerfile
 create mode 100644 contrib/roncarve/deepwiki-integration/deepwiki-config/embedder.json
 create mode 100644 contrib/roncarve/deepwiki-integration/deepwiki-config/generator.json
 create mode 100644 contrib/roncarve/deepwiki-integration/deepwiki.env.example
 create mode 100644 contrib/roncarve/deepwiki-integration/gita_deepwiki/__init__.py
 create mode 100644 contrib/roncarve/deepwiki-integration/gita_deepwiki/artifacts.py
 create mode 100644 contrib/roncarve/deepwiki-integration/gita_deepwiki/cli.py
 create mode 100644 contrib/roncarve/deepwiki-integration/gita_deepwiki/config.py
 create mode 100644 contrib/roncarve/deepwiki-integration/gita_deepwiki/database.py
 create mode 100644 contrib/roncarve/deepwiki-integration/gita_deepwiki/deepwiki.py
 create mode 100644 contrib/roncarve/deepwiki-integration/gita_deepwiki/gitea.py
 create mode 100644 contrib/roncarve/deepwiki-integration/gita_deepwiki/http_client.py
 create mode 100644 contrib/roncarve/deepwiki-integration/gita_deepwiki/rendering.py
 create mode 100644 contrib/roncarve/deepwiki-integration/gita_deepwiki/server.py
 create mode 100644 contrib/roncarve/deepwiki-integration/gita_deepwiki/service.py
 create mode 100644 contrib/roncarve/deepwiki-integration/gita_deepwiki/snapshot.py
 create mode 100644 contrib/roncarve/deepwiki-integration/gita_deepwiki/webhook.py
 create mode 100644 contrib/roncarve/deepwiki-integration/integration.env.example
 create mode 100644 contrib/roncarve/deepwiki-integration/tests/__init__.py
 create mode 100644 contrib/roncarve/deepwiki-integration/tests/test_artifacts.py
 create mode 100644 contrib/roncarve/deepwiki-integration/tests/test_database.py
 create mode 100644 contrib/roncarve/deepwiki-integration/tests/test_deepwiki.py
 create mode 100644 contrib/roncarve/deepwiki-integration/tests/test_gitea.py
 create mode 100644 contrib/roncarve/deepwiki-integration/tests/test_rendering.py
 create mode 100644 contrib/roncarve/deepwiki-integration/tests/test_service.py
 create mode 100644 contrib/roncarve/deepwiki-integration/tests/test_snapshot.py
 create mode 100644 contrib/roncarve/deepwiki-integration/tests/test_webhook.py

diff --git a/.gitignore b/.gitignore
index 2d2036f..d9c5837 100644
--- a/.gitignore
+++ b/.gitignore
@@ -123,3 +123,6 @@ Makefile.local
 
 # Local deployment secrets
 /contrib/roncarve/.env
+/contrib/roncarve/deepwiki-integration/deepwiki.env
+/contrib/roncarve/deepwiki-integration/integration.env
+/contrib/roncarve/deepwiki-integration/**/__pycache__/
diff --git a/contrib/roncarve/DEEPWIKI-GITEA-INTEGRATION.md b/contrib/roncarve/DEEPWIKI-GITEA-INTEGRATION.md
new file mode 100644
index 0000000..a12c01a
--- /dev/null
+++ b/contrib/roncarve/DEEPWIKI-GITEA-INTEGRATION.md
@@ -0,0 +1,233 @@
+# Gita 自动文档生成方案
+
+## 1. 目标与边界
+
+本方案在不修改 Gita 核心仓库模型、不覆盖人工 Wiki 页面、不公开 AI 服务端口的前提下，为 Gita 仓库提供按默认分支提交自动生成文档的能力。
+
+目标：
+
+- 默认分支发生 `push` 后自动排队生成文档。
+- 每次生成严格绑定 Webhook 中的 commit SHA。
+- 生成结果写入 Gita 内置 Wiki，并保留源码版本信息。
+- Gita 访问令牌不离开服务器；代码片段仅通过 TLS 发送到明确配置的
+  DeepSeek 与 Embedding API。
+- 服务重启后未完成任务可以恢复，连续推送会合并为最新任务。
+- 人工 Wiki 页面与外部 Wiki 配置不会被静默覆盖。
+
+非目标：
+
+- 第一阶段不把 DeepWiki UI 嵌入 Gita 页面。
+- 第一阶段不开放仓库问答和 Codemap 公网入口。
+- 不将 DeepWiki 源码编译进 Gita 的 Go 二进制。
+
+## 2. 总体架构
+
+```text
+Gita push
+   |
+   | system webhook, HMAC-SHA256
+   v
+gita-deepwiki-adapter
+   |-- SQLite durable queue
+   |-- read-only /gitea-data/git/repositories
+   |-- export exact commit to /work/repos/<repo-id>/<sha>
+   |
+   +--> DeepWiki API (internal only)
+   |       |-- DeepSeek API: deepseek-v4-flash
+   |       +-- OpenAI-compatible Embedding API
+   |
+   +--> Gita API: create/update managed Wiki pages
+```
+
+生产容器均加入既有 `gateway_gateway` Docker 网络，但 DeepWiki 和适配器不映射宿主机端口。Gita 通过容器 DNS 访问 `http://gita-deepwiki-adapter:8080/hooks/gitea`。DeepWiki 仅通过 HTTPS 调用外部模型 API。
+
+## 3. 组件职责
+
+### 3.1 Gita
+
+- 发送实例级 `push` Webhook。
+- 提供只读裸仓库存储。
+- 通过 API 提供 Wiki 创建、更新和删除能力。
+- 继续负责用户认证与 Wiki 访问权限。
+
+### 3.2 gita-deepwiki-adapter
+
+- 在解析 JSON 前校验 `X-Gitea-Signature`。
+- 仅接受默认分支非删除 push。
+- 对仓库名、commit SHA 和仓库存储路径做白名单与边界校验。
+- 使用 SQLite 持久化任务；启动时恢复中断任务。
+- 同一仓库连续推送时废弃尚未执行的旧任务。
+- 从只读裸仓库执行 `git archive <sha>`，不修改 Gita Git 数据。
+- 删除仓库 Wiki 缓存后提交 DeepWiki 生成任务。
+- 轮询任务状态，读取生成结果并改写为不可变 commit 源码链接。
+- 只维护带内部标记且记录在本地清单中的 `AI-Generated-*` 页面。
+
+### 3.3 DeepWiki
+
+- 仅分析适配器生成的本地代码快照。
+- 使用 commit SHA 作为本地路径末级目录，使 RAG 索引天然按提交隔离。
+- Wiki 缓存由适配器在每次任务前显式失效。
+- 最大仓库任务并发数和页面生成并发数均设为 1。
+
+### 3.4 外部模型服务
+
+- DeepSeek 官方 OpenAI 兼容接口的 `deepseek-v4-flash` 用于中文文档生成。
+- 独立的 OpenAI 兼容 Embedding API 用于代码向量化。
+- 生成密钥与 Embedding 密钥分离，任一服务都不会收到 Gita API 令牌。
+- DeepSeek 官方 API 不提供 Embeddings，因此不能使用同一个 DeepSeek 接口完成代码索引。
+
+## 4. Webhook 接口
+
+### `POST /hooks/gitea`
+
+必需请求头：
+
+- `X-Gitea-Event: push`
+- `X-Gitea-Signature: <hex hmac sha256>`
+- `X-Gitea-Delivery: <uuid>`
+
+处理规则：
+
+1. 请求体超过配置上限时返回 `413`。
+2. 签名缺失或不匹配时返回 `401`。
+3. 非 `push` 事件返回 `202` 并忽略。
+4. 非默认分支、删除分支或无效 SHA 返回 `202` 并忽略。
+5. 有效事件持久化后返回 `202`，文档生成异步执行。
+
+### `GET /health`
+
+返回进程、工作线程和 SQLite 状态。该接口仅用于容器健康检查。
+
+### `GET /status`
+
+返回各任务状态数量和最近任务，不返回令牌、Webhook 请求体或代码内容。
+
+## 5. 任务与缓存模型
+
+任务唯一版本由以下字段确定：
+
+```text
+repository-id + commit-sha + language + generator-model
+```
+
+SQLite 状态机：
+
+```text
+queued -> running -> completed
+                  -> retry_wait -> queued
+                  -> failed
+queued -> superseded
+```
+
+策略：
+
+- 每个仓库只保留最新的未执行 commit。
+- 正在执行的 commit 不被强行终止；新 commit 在其后执行。
+- 失败任务按指数退避重试，超过上限后保留错误摘要。
+- 服务启动时将遗留的 `running` 任务恢复为 `queued`。
+- 代码快照在任务结束后删除；成功同步 Wiki 后删除该 commit 的向量索引，当前 Wiki 缓存保留供故障排查。
+
+## 6. Wiki 页面所有权
+
+适配器创建：
+
+- `AI-Generated-Documentation`：生成信息、源码 commit 和目录。
+- `AI-Generated-<page-id>`：DeepWiki 页面正文。
+
+每页包含不可见所有权标记：
+
+```html
+<!-- gita-deepwiki-managed repo-id=<id> -->
+```
+
+覆盖规则：
+
+- 只有 SQLite 清单记录的页面，或正文中存在同仓库所有权标记的页面，才允许更新。
+- 同名但没有所有权标记的人工页面会导致任务失败，不会覆盖。
+- 新版本不再包含的受管页面会被删除；人工页面不会参与清理。
+
+## 7. 权限与密钥
+
+- Webhook Secret 为独立 256-bit 随机值，只保存在 `/opt/gita/deepwiki/integration.env`。
+- Gita API 使用独立 `deepwiki-bot` 服务账号；长期运行令牌仅授予 `write:repository`。
+- 安装实例级 Webhook 时临时生成 `write:admin` 令牌，通过
+  `GITA_ADMIN_API_TOKEN` 只注入一次性命令，安装后立即吊销，不写入环境文件。
+- Gita 令牌仅注入适配器，不注入 DeepWiki。
+- DeepSeek 和 Embedding API 密钥仅注入 DeepWiki，不注入 Gita 或适配器。
+- Gita 仓库目录以只读方式挂载到适配器。
+- DeepWiki 工作目录以只读方式挂载到 DeepWiki。
+- DeepWiki 不开放宿主机端口，外部模型请求强制使用 HTTPS。
+- 日志不得打印令牌、完整 Webhook 请求体或带凭据 URL。
+- `integration.env` 权限为 `0600`。
+
+实例级自动处理全部仓库需要服务账号具有相应仓库 Wiki 写权限。当前部署使用专用管理员服务账号实现实例级覆盖；如果以后需要更严格的租户边界，应改为组织级 Webhook和组织团队账号。
+
+## 8. 资源限制
+
+生产服务器为 8 vCPU、15 GiB RAM、无 Swap。配置限制：
+
+- Adapter：1 CPU、384 MiB。
+- DeepWiki：3 CPU、3 GiB，任务并发 1，页面并发 1。
+- 生成与向量计算由外部 API 承担，不部署本地模型容器。
+
+`deepseek-v4-flash` 使用官方 `https://api.deepseek.com` 接口。后续可在不改变适配器的情况下替换生成模型或 Embedding API。
+
+## 9. 部署步骤
+
+1. 创建 `/opt/gita/deepwiki/{state,work,data}`。
+2. 创建权限为 `0600` 的 `integration.env` 和 `deepwiki.env`；后者保存
+   DeepSeek 与 Embedding API 密钥。
+3. 创建 `deepwiki-bot`，生成长期 `write:repository` 运行令牌。
+4. 验证 DeepSeek Chat Completions 与 Embedding API 可用。
+5. 启动 DeepWiki 和 Adapter，检查两个容器健康状态。
+6. 临时生成 `write:admin` 令牌，使用管理脚本幂等创建实例级 push
+   Webhook，随后立即吊销临时令牌。
+7. 向测试仓库默认分支推送提交。
+8. 检查任务完成、Wiki 页面、commit 链接和页面访问权限。
+
+生产命令：
+
+```bash
+cd /opt/gita/app
+docker compose -f contrib/roncarve/compose.production.yaml up -d deepwiki gita-deepwiki-adapter
+printf '%s\n' "$GITA_ADMIN_API_TOKEN" | \
+  docker compose -f contrib/roncarve/compose.production.yaml exec -T \
+  gita-deepwiki-adapter sh -c \
+  'IFS= read -r GITA_ADMIN_API_TOKEN; export GITA_ADMIN_API_TOKEN; exec python -m gita_deepwiki.cli install-webhook'
+```
+
+`GITA_ADMIN_API_TOKEN` 仅存在于当前管理会话；安装成功后必须从 Gita
+账号令牌列表删除。适配器常驻容器只读取 `integration.env` 中的运行令牌。
+
+## 10. 验证
+
+本地自动验证：
+
+- Webhook HMAC 正确、错误和缺失场景。
+- 默认分支过滤、删除 push 过滤和 SHA 校验。
+- 路径穿越防护与只读裸仓库导出。
+- 队列去重、恢复和重试。
+- DeepWiki API 提交、轮询与缓存读取。
+- Wiki 新建、更新、冲突保护和过期受管页面清理。
+- Markdown 源码链接改写。
+
+生产冒烟验证：
+
+- `/health` 在容器内返回 `200`。
+- DeepWiki `/health` 返回 `200`。
+- DeepSeek `deepseek-v4-flash` 能完成最小 Chat Completions 请求。
+- Embedding API 能为最小文本返回非空且维度一致的向量。
+- 系统 Webhook 存在且仅订阅 `push`。
+- 测试推送后出现绑定正确 commit SHA 的 `AI-Generated-Documentation` 页面。
+
+## 11. 回滚
+
+停止 AI 服务不会影响 Gita：
+
+```bash
+docker compose -f contrib/roncarve/compose.production.yaml stop gita-deepwiki-adapter deepwiki
+```
+
+随后删除名为 `Gita DeepWiki automatic documentation` 的系统 Webhook。保留 `/opt/gita/deepwiki` 可继续恢复任务；删除受管 Wiki 页面属于数据操作，不纳入自动回滚。
+
+Gita、MariaDB、Runner 和既有网关配置不依赖 AI 服务，回滚不需要重建 Gita 容器。
diff --git a/contrib/roncarve/README.md b/contrib/roncarve/README.md
index 2e81524..76a181e 100644
--- a/contrib/roncarve/README.md
+++ b/contrib/roncarve/README.md
@@ -30,6 +30,8 @@ docker compose -f contrib/roncarve/compose.local.yaml down
 
 Gita Actions、镜像保留策略和 RKE2 测试环境发布配置见 [DEVOPS-RKE2-TEST.md](DEVOPS-RKE2-TEST.md)。
 
+DeepWiki 自动文档生成的架构、安全边界、部署和回滚流程见 [DEEPWIKI-GITEA-INTEGRATION.md](DEEPWIKI-GITEA-INTEGRATION.md)。生产环境的 AI 服务密钥分别保存在 `/opt/gita/deepwiki/integration.env` 与 `/opt/gita/deepwiki/deepwiki.env`，不写入主 `.env`。
+
 Runner 任务镜像由 `runner/job-image.Dockerfile` 构建，基础镜像固定 digest，只增加 Helm 和 kubectl 两个部署工具。构建上下文中的二进制文件应分别来自固定版本的 Helm 镜像和当前 RKE2 安装目录。
 
 2026-08-17 已在测试机完成 7 镜像构建和 Helm revision 8 发布，全部工作负载 Ready，HTTPS 冒烟测试、认证配置接口和动态模块加载均验证通过。旧动态模块现在返回 404 而不是首页 HTML，入口页禁止缓存，当前前端可在后续发布出现过期模块时单次自动刷新。镜像仓库按服务仅保留当前与上一构建两个标签；Runner 在每个镜像推送后释放本地标签，并在部署前清空 BuildKit 缓存。
diff --git a/contrib/roncarve/compose.production.yaml b/contrib/roncarve/compose.production.yaml
index 56899b5..dab460e 100644
--- a/contrib/roncarve/compose.production.yaml
+++ b/contrib/roncarve/compose.production.yaml
@@ -64,6 +64,7 @@ services:
       GITEA__server__SSH_PORT: "2222"
       GITEA__server__ROOT_URL: https://git.roncarve.com/
       GITEA__security__INSTALL_LOCK: "true"
+      GITEA__security__ALLOWED_HOST_LIST: external,gita-deepwiki-adapter
       GITEA__service__DISABLE_REGISTRATION: "true"
       GITEA__service__ENABLE_NOTIFY_MAIL: "true"
       GITEA__service__ENABLE_PASSKEY_AUTHENTICATION: "false"
@@ -113,6 +114,88 @@ services:
     networks:
       - gateway
 
+  deepwiki:
+    image: ghcr.io/asyncfuncai/deepwiki-open@sha256:f49829fd92d0614b7c5d9607c40abda5c8175defc51031456a432de1a82b10d7
+    container_name: gita-deepwiki
+    hostname: deepwiki
+    restart: unless-stopped
+    cpus: 3
+    mem_limit: 3g
+    mem_reservation: 512m
+    env_file:
+      - /opt/gita/deepwiki/deepwiki.env
+    environment:
+      PORT: "8001"
+      NODE_ENV: production
+      SERVER_BASE_URL: http://localhost:8001
+      OPENAI_BASE_URL: https://api.deepseek.com
+      DEEPWIKI_EMBEDDER_TYPE: openai
+      DEEPWIKI_MAX_CONCURRENT_WIKI_TASKS: "1"
+      DEEPWIKI_WIKI_PAGE_CONCURRENCY: "1"
+      DEEPWIKI_WIKI_PAGE_RETRIES: "2"
+    volumes:
+      - /opt/gita/deepwiki/data:/root/.adalflow
+      - /opt/gita/deepwiki/work:/work:ro
+      - ./deepwiki-integration/deepwiki-config/generator.json:/app/api/config/generator.json:ro
+      - ./deepwiki-integration/deepwiki-config/embedder.json:/app/api/config/embedder.json:ro
+    healthcheck:
+      test: ["CMD", "curl", "-fsS", "http://localhost:8001/health"]
+      interval: 30s
+      timeout: 10s
+      retries: 10
+      start_period: 60s
+    networks:
+      - gateway
+
+  gita-deepwiki-adapter:
+    build:
+      context: deepwiki-integration
+      dockerfile: Dockerfile
+    image: roncarve/gita-deepwiki-adapter:1.0.0
+    container_name: gita-deepwiki-adapter
+    hostname: gita-deepwiki-adapter
+    restart: unless-stopped
+    user: "1000:1000"
+    cpus: 1
+    mem_limit: 384m
+    env_file:
+      - /opt/gita/deepwiki/integration.env
+    environment:
+      GITA_URL: http://gitea:3000
+      DEEPWIKI_URL: http://deepwiki:8001
+      GITA_REPOSITORY_ROOT: /gitea-data/git/repositories
+      GITA_DEEPWIKI_WORK_ROOT: /work
+      GITA_DEEPWIKI_DATABASE: /state/jobs.sqlite3
+      DEEPWIKI_DATA_ROOT: /deepwiki-data
+      GITA_DEEPWIKI_WEBHOOK_URL: http://gita-deepwiki-adapter:8080/hooks/gitea
+      DEEPWIKI_PROVIDER: openai
+      DEEPWIKI_MODEL: deepseek-v4-flash
+      DEEPWIKI_LANGUAGE: zh
+      GITA_DEEPWIKI_DEBOUNCE_SECONDS: "30"
+      GITA_DEEPWIKI_RETRY_LIMIT: "3"
+    volumes:
+      - /opt/gita/data:/gitea-data:ro
+      - /opt/gita/deepwiki/work:/work
+      - /opt/gita/deepwiki/state:/state
+      - /opt/gita/deepwiki/data:/deepwiki-data
+    healthcheck:
+      test:
+        - CMD
+        - python
+        - -c
+        - import urllib.request; urllib.request.urlopen('http://localhost:8080/health', timeout=5).read()
+      interval: 20s
+      timeout: 10s
+      retries: 5
+      start_period: 10s
+    depends_on:
+      gita:
+        condition: service_started
+      deepwiki:
+        condition: service_healthy
+    networks:
+      - gateway
+
 networks:
   gateway:
     external: true
diff --git a/contrib/roncarve/deepwiki-integration/.dockerignore b/contrib/roncarve/deepwiki-integration/.dockerignore
new file mode 100644
index 0000000..f84a9af
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/.dockerignore
@@ -0,0 +1,3 @@
+__pycache__
+*.pyc
+tests
diff --git a/contrib/roncarve/deepwiki-integration/Dockerfile b/contrib/roncarve/deepwiki-integration/Dockerfile
new file mode 100644
index 0000000..eeb2d15
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/Dockerfile
@@ -0,0 +1,16 @@
+FROM python:3.12-slim-bookworm@sha256:a116514e19457bcb7af7efe9c3dd0b9b71e85b317694e7882a1c52aa15a78134
+
+ARG DEBIAN_MIRROR=https://mirrors.cloud.tencent.com
+RUN sed -i "s#http://deb.debian.org#${DEBIAN_MIRROR}#g" /etc/apt/sources.list.d/debian.sources \
+    && apt-get update \
+    && apt-get install -y --no-install-recommends ca-certificates git \
+    && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app
+COPY gita_deepwiki ./gita_deepwiki
+
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
+
+EXPOSE 8080
+ENTRYPOINT ["python", "-m", "gita_deepwiki.cli"]
diff --git a/contrib/roncarve/deepwiki-integration/deepwiki-config/embedder.json b/contrib/roncarve/deepwiki-integration/deepwiki-config/embedder.json
new file mode 100644
index 0000000..eb48c51
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/deepwiki-config/embedder.json
@@ -0,0 +1,22 @@
+{
+  "embedder": {
+    "client_class": "OpenAIClient",
+    "initialize_kwargs": {
+      "api_key": "${EMBEDDING_API_KEY}",
+      "base_url": "${EMBEDDING_BASE_URL}"
+    },
+    "batch_size": 25,
+    "model_kwargs": {
+      "model": "${EMBEDDING_MODEL}",
+      "encoding_format": "float"
+    }
+  },
+  "retriever": {
+    "top_k": 20
+  },
+  "text_splitter": {
+    "split_by": "word",
+    "chunk_size": 350,
+    "chunk_overlap": 100
+  }
+}
diff --git a/contrib/roncarve/deepwiki-integration/deepwiki-config/generator.json b/contrib/roncarve/deepwiki-integration/deepwiki-config/generator.json
new file mode 100644
index 0000000..fe5d3a6
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/deepwiki-config/generator.json
@@ -0,0 +1,15 @@
+{
+  "default_provider": "openai",
+  "providers": {
+    "openai": {
+      "client_class": "OpenAIClient",
+      "default_model": "deepseek-v4-flash",
+      "supportsCustomModel": false,
+      "models": {
+        "deepseek-v4-flash": {
+          "temperature": 0.2
+        }
+      }
+    }
+  }
+}
diff --git a/contrib/roncarve/deepwiki-integration/deepwiki.env.example b/contrib/roncarve/deepwiki-integration/deepwiki.env.example
new file mode 100644
index 0000000..2d8dfe6
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/deepwiki.env.example
@@ -0,0 +1,11 @@
+DEEPWIKI_AUTH_MODE=true
+DEEPWIKI_AUTH_CODE=replace-with-shared-deepwiki-auth-code
+
+# DeepWiki uses its OpenAI-compatible client for DeepSeek generation.
+OPENAI_API_KEY=replace-with-deepseek-api-key
+
+# DeepSeek does not expose an embeddings API. Configure a separate
+# OpenAI-compatible embeddings endpoint and model.
+EMBEDDING_API_KEY=replace-with-embedding-api-key
+EMBEDDING_BASE_URL=https://replace-with-embedding-api-base-url/v1
+EMBEDDING_MODEL=replace-with-embedding-model-id
diff --git a/contrib/roncarve/deepwiki-integration/gita_deepwiki/__init__.py b/contrib/roncarve/deepwiki-integration/gita_deepwiki/__init__.py
new file mode 100644
index 0000000..11b2c3d
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/gita_deepwiki/__init__.py
@@ -0,0 +1,3 @@
+"""Gita to DeepWiki automatic documentation integration."""
+
+__version__ = "1.0.0"
diff --git a/contrib/roncarve/deepwiki-integration/gita_deepwiki/artifacts.py b/contrib/roncarve/deepwiki-integration/gita_deepwiki/artifacts.py
new file mode 100644
index 0000000..0819f5d
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/gita_deepwiki/artifacts.py
@@ -0,0 +1,20 @@
+from __future__ import annotations
+
+import re
+from pathlib import Path
+
+
+_SHA = re.compile(r"^(?:[0-9a-f]{40}|[0-9a-f]{64})$")
+
+
+class ArtifactCleaner:
+    def __init__(self, deepwiki_data_root: Path):
+        self.database_root = (deepwiki_data_root / "databases").resolve()
+
+    def remove_index(self, commit_sha: str) -> None:
+        if not _SHA.fullmatch(commit_sha):
+            raise ValueError("refusing to clean an invalid commit SHA")
+        path = (self.database_root / f"{commit_sha}.pkl").resolve()
+        if self.database_root not in path.parents:
+            raise ValueError("DeepWiki index path escapes database root")
+        path.unlink(missing_ok=True)
diff --git a/contrib/roncarve/deepwiki-integration/gita_deepwiki/cli.py b/contrib/roncarve/deepwiki-integration/gita_deepwiki/cli.py
new file mode 100644
index 0000000..0459836
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/gita_deepwiki/cli.py
@@ -0,0 +1,109 @@
+from __future__ import annotations
+
+import argparse
+import logging
+import signal
+import threading
+
+from .artifacts import ArtifactCleaner
+from .config import Config
+from .database import Database
+from .deepwiki import DeepWikiClient
+from .gitea import GiteaClient
+from .server import AdapterServer
+from .service import DocumentationProcessor, Worker
+from .snapshot import SnapshotManager
+
+
+HOOK_NAME = "Gita DeepWiki automatic documentation"
+
+
+def serve(config: Config) -> None:
+    database = Database(config.database_path)
+    snapshots = SnapshotManager(
+        config.repository_root, config.work_root, config.max_snapshot_bytes
+    )
+    deepwiki = DeepWikiClient(config)
+    gitea = GiteaClient(config)
+    artifacts = ArtifactCleaner(config.deepwiki_data_root)
+    processor = DocumentationProcessor(
+        config, database, snapshots, deepwiki, gitea, artifacts
+    )
+    worker = Worker(config, database, processor)
+    worker.start()
+    server = AdapterServer(config, database, worker)
+
+    def stop(_signum, _frame) -> None:
+        threading.Thread(target=server.shutdown, daemon=True).start()
+
+    signal.signal(signal.SIGTERM, stop)
+    signal.signal(signal.SIGINT, stop)
+    logging.info("adapter listening on %s:%s", config.listen_host, config.listen_port)
+    try:
+        server.serve_forever(poll_interval=0.5)
+    finally:
+        worker.stop()
+        worker.join(timeout=10)
+        server.server_close()
+
+
+def install_webhook(config: Config) -> None:
+    if not config.gitea_admin_token:
+        raise ValueError(
+            "GITA_ADMIN_API_TOKEN is required only while installing the system webhook"
+        )
+    gitea = GiteaClient(config, token=config.gitea_admin_token)
+    create_payload = {
+        "type": "gitea",
+        "name": HOOK_NAME,
+        "config": {
+            "url": config.webhook_target_url,
+            "content_type": "json",
+            "secret": config.webhook_secret,
+            "is_system_webhook": "true",
+        },
+        "events": ["push"],
+        "branch_filter": "*",
+        "active": True,
+    }
+    existing = next(
+        (hook for hook in gitea.list_system_hooks() if hook.get("name") == HOOK_NAME),
+        None,
+    )
+    if existing is None:
+        hook = gitea.create_system_hook(create_payload)
+        print(f"created system webhook id={hook.get('id')}")
+        return
+    hook_id = int(existing["id"])
+    gitea.update_system_hook(
+        hook_id,
+        {
+            "config": create_payload["config"],
+            "events": create_payload["events"],
+            "branch_filter": create_payload["branch_filter"],
+            "active": True,
+            "name": HOOK_NAME,
+        },
+    )
+    print(f"updated system webhook id={hook_id}")
+
+
+def main() -> None:
+    parser = argparse.ArgumentParser(description="Gita DeepWiki integration")
+    parser.add_argument(
+        "command", choices=("serve", "install-webhook"), nargs="?", default="serve"
+    )
+    args = parser.parse_args()
+    logging.basicConfig(
+        level=logging.INFO,
+        format="%(asctime)s %(levelname)s %(name)s %(message)s",
+    )
+    config = Config.from_env()
+    if args.command == "install-webhook":
+        install_webhook(config)
+    else:
+        serve(config)
+
+
+if __name__ == "__main__":
+    main()
diff --git a/contrib/roncarve/deepwiki-integration/gita_deepwiki/config.py b/contrib/roncarve/deepwiki-integration/gita_deepwiki/config.py
new file mode 100644
index 0000000..b1ff7bd
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/gita_deepwiki/config.py
@@ -0,0 +1,115 @@
+from __future__ import annotations
+
+import os
+from dataclasses import dataclass
+from pathlib import Path
+
+
+def _required(name: str) -> str:
+    value = os.environ.get(name, "").strip()
+    if not value:
+        raise ValueError(f"missing required environment variable: {name}")
+    return value
+
+
+def _boolean(name: str, default: bool) -> bool:
+    raw = os.environ.get(name)
+    if raw is None:
+        return default
+    return raw.strip().lower() in {"1", "true", "yes", "on"}
+
+
+def _integer(name: str, default: int, minimum: int = 0) -> int:
+    value = int(os.environ.get(name, str(default)))
+    if value < minimum:
+        raise ValueError(f"{name} must be at least {minimum}")
+    return value
+
+
+def _number(name: str, default: float, minimum: float = 0) -> float:
+    value = float(os.environ.get(name, str(default)))
+    if value < minimum:
+        raise ValueError(f"{name} must be at least {minimum}")
+    return value
+
+
+@dataclass(frozen=True)
+class Config:
+    webhook_secret: str
+    gitea_url: str
+    gitea_token: str
+    deepwiki_url: str
+    repository_root: Path
+    work_root: Path
+    database_path: Path
+    deepwiki_data_root: Path = Path("/deepwiki-data")
+    gitea_admin_token: str = ""
+    listen_host: str = "0.0.0.0"
+    listen_port: int = 8080
+    webhook_target_url: str = "http://gita-deepwiki-adapter:8080/hooks/gitea"
+    deepwiki_auth_code: str = ""
+    provider: str = "openai"
+    model: str = "deepseek-v4-flash"
+    language: str = "zh"
+    comprehensive: bool = True
+    auto_enable_wiki: bool = True
+    debounce_seconds: int = 30
+    poll_interval_seconds: float = 2
+    generation_timeout_seconds: int = 7200
+    retry_limit: int = 3
+    retry_base_seconds: int = 60
+    max_request_bytes: int = 2 * 1024 * 1024
+    max_snapshot_bytes: int = 2 * 1024 * 1024 * 1024
+
+    @classmethod
+    def from_env(cls) -> "Config":
+        return cls(
+            webhook_secret=_required("GITA_DEEPWIKI_WEBHOOK_SECRET"),
+            gitea_url=_required("GITA_URL").rstrip("/"),
+            gitea_token=_required("GITA_API_TOKEN"),
+            deepwiki_url=os.environ.get(
+                "DEEPWIKI_URL", "http://deepwiki:8001"
+            ).rstrip("/"),
+            repository_root=Path(
+                os.environ.get(
+                    "GITA_REPOSITORY_ROOT", "/gitea-data/git/repositories"
+                )
+            ),
+            work_root=Path(os.environ.get("GITA_DEEPWIKI_WORK_ROOT", "/work")),
+            database_path=Path(
+                os.environ.get("GITA_DEEPWIKI_DATABASE", "/state/jobs.sqlite3")
+            ),
+            deepwiki_data_root=Path(
+                os.environ.get("DEEPWIKI_DATA_ROOT", "/deepwiki-data")
+            ),
+            gitea_admin_token=os.environ.get("GITA_ADMIN_API_TOKEN", "").strip(),
+            listen_host=os.environ.get("GITA_DEEPWIKI_LISTEN_HOST", "0.0.0.0"),
+            listen_port=_integer("GITA_DEEPWIKI_LISTEN_PORT", 8080, 1),
+            webhook_target_url=os.environ.get(
+                "GITA_DEEPWIKI_WEBHOOK_URL",
+                "http://gita-deepwiki-adapter:8080/hooks/gitea",
+            ),
+            deepwiki_auth_code=os.environ.get("DEEPWIKI_AUTH_CODE", ""),
+            provider=os.environ.get("DEEPWIKI_PROVIDER", "openai"),
+            model=os.environ.get("DEEPWIKI_MODEL", "deepseek-v4-flash"),
+            language=os.environ.get("DEEPWIKI_LANGUAGE", "zh"),
+            comprehensive=_boolean("DEEPWIKI_COMPREHENSIVE", True),
+            auto_enable_wiki=_boolean("GITA_DEEPWIKI_AUTO_ENABLE_WIKI", True),
+            debounce_seconds=_integer("GITA_DEEPWIKI_DEBOUNCE_SECONDS", 30),
+            poll_interval_seconds=_number("DEEPWIKI_POLL_INTERVAL_SECONDS", 2, 0.1),
+            generation_timeout_seconds=_integer(
+                "DEEPWIKI_GENERATION_TIMEOUT_SECONDS", 7200, 30
+            ),
+            retry_limit=_integer("GITA_DEEPWIKI_RETRY_LIMIT", 3, 1),
+            retry_base_seconds=_integer(
+                "GITA_DEEPWIKI_RETRY_BASE_SECONDS", 60, 1
+            ),
+            max_request_bytes=_integer(
+                "GITA_DEEPWIKI_MAX_REQUEST_BYTES", 2 * 1024 * 1024, 1024
+            ),
+            max_snapshot_bytes=_integer(
+                "GITA_DEEPWIKI_MAX_SNAPSHOT_BYTES",
+                2 * 1024 * 1024 * 1024,
+                1024,
+            ),
+        )
diff --git a/contrib/roncarve/deepwiki-integration/gita_deepwiki/database.py b/contrib/roncarve/deepwiki-integration/gita_deepwiki/database.py
new file mode 100644
index 0000000..26d7df1
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/gita_deepwiki/database.py
@@ -0,0 +1,227 @@
+from __future__ import annotations
+
+import sqlite3
+import time
+from contextlib import contextmanager
+from dataclasses import dataclass
+from pathlib import Path
+from collections.abc import Iterator
+
+
+@dataclass(frozen=True)
+class Job:
+    id: int
+    delivery_id: str
+    repo_id: int
+    owner: str
+    repo: str
+    html_url: str
+    default_branch: str
+    commit_sha: str
+    status: str
+    attempts: int
+    available_at: float
+    error: str | None
+
+
+class Database:
+    def __init__(self, path: Path):
+        self.path = path
+        self.path.parent.mkdir(parents=True, exist_ok=True)
+        self._initialize()
+
+    @contextmanager
+    def _connect(self) -> Iterator[sqlite3.Connection]:
+        connection = sqlite3.connect(self.path, timeout=30)
+        connection.row_factory = sqlite3.Row
+        connection.execute("PRAGMA foreign_keys = ON")
+        connection.execute("PRAGMA journal_mode = WAL")
+        try:
+            with connection:
+                yield connection
+        finally:
+            connection.close()
+
+    def _initialize(self) -> None:
+        with self._connect() as connection:
+            connection.executescript(
+                """
+                CREATE TABLE IF NOT EXISTS jobs (
+                    id INTEGER PRIMARY KEY AUTOINCREMENT,
+                    delivery_id TEXT NOT NULL,
+                    repo_id INTEGER NOT NULL,
+                    owner TEXT NOT NULL,
+                    repo TEXT NOT NULL,
+                    html_url TEXT NOT NULL,
+                    default_branch TEXT NOT NULL,
+                    commit_sha TEXT NOT NULL,
+                    status TEXT NOT NULL,
+                    attempts INTEGER NOT NULL DEFAULT 0,
+                    available_at REAL NOT NULL,
+                    error TEXT,
+                    created_at REAL NOT NULL,
+                    updated_at REAL NOT NULL,
+                    UNIQUE(repo_id, commit_sha)
+                );
+                CREATE INDEX IF NOT EXISTS jobs_ready_idx
+                    ON jobs(status, available_at, id);
+                CREATE TABLE IF NOT EXISTS managed_pages (
+                    repo_id INTEGER NOT NULL,
+                    title TEXT NOT NULL,
+                    PRIMARY KEY(repo_id, title)
+                );
+                """
+            )
+            connection.execute(
+                "UPDATE jobs SET status = 'queued', available_at = ?, "
+                "error = 'recovered after adapter restart', updated_at = ? "
+                "WHERE status = 'running'",
+                (time.time(), time.time()),
+            )
+
+    def enqueue(
+        self,
+        *,
+        delivery_id: str,
+        repo_id: int,
+        owner: str,
+        repo: str,
+        html_url: str,
+        default_branch: str,
+        commit_sha: str,
+        debounce_seconds: int,
+    ) -> tuple[int, bool]:
+        now = time.time()
+        with self._connect() as connection:
+            connection.execute("BEGIN IMMEDIATE")
+            existing = connection.execute(
+                "SELECT id FROM jobs WHERE repo_id = ? AND commit_sha = ?",
+                (repo_id, commit_sha),
+            ).fetchone()
+            if existing:
+                return int(existing["id"]), False
+            connection.execute(
+                "UPDATE jobs SET status = 'superseded', updated_at = ? "
+                "WHERE repo_id = ? AND status IN ('queued', 'retry_wait')",
+                (now, repo_id),
+            )
+            cursor = connection.execute(
+                """
+                INSERT INTO jobs (
+                    delivery_id, repo_id, owner, repo, html_url,
+                    default_branch, commit_sha, status, available_at,
+                    created_at, updated_at
+                ) VALUES (?, ?, ?, ?, ?, ?, ?, 'queued', ?, ?, ?)
+                """,
+                (
+                    delivery_id,
+                    repo_id,
+                    owner,
+                    repo,
+                    html_url,
+                    default_branch,
+                    commit_sha,
+                    now + debounce_seconds,
+                    now,
+                    now,
+                ),
+            )
+            return int(cursor.lastrowid), True
+
+    def claim(self) -> Job | None:
+        now = time.time()
+        with self._connect() as connection:
+            connection.execute("BEGIN IMMEDIATE")
+            row = connection.execute(
+                "SELECT * FROM jobs WHERE status IN ('queued', 'retry_wait') "
+                "AND available_at <= ? ORDER BY available_at, id LIMIT 1",
+                (now,),
+            ).fetchone()
+            if row is None:
+                return None
+            connection.execute(
+                "UPDATE jobs SET status = 'running', attempts = attempts + 1, "
+                "error = NULL, updated_at = ? WHERE id = ?",
+                (now, row["id"]),
+            )
+            claimed = connection.execute(
+                "SELECT * FROM jobs WHERE id = ?", (row["id"],)
+            ).fetchone()
+            return self._job(claimed)
+
+    def complete(self, job_id: int) -> None:
+        self._set_terminal(job_id, "completed", None)
+
+    def fail(self, job_id: int, error: str) -> None:
+        self._set_terminal(job_id, "failed", error)
+
+    def retry(self, job_id: int, error: str, delay_seconds: int) -> None:
+        now = time.time()
+        with self._connect() as connection:
+            connection.execute(
+                "UPDATE jobs SET status = 'retry_wait', available_at = ?, "
+                "error = ?, updated_at = ? WHERE id = ?",
+                (now + delay_seconds, error[:2000], now, job_id),
+            )
+
+    def _set_terminal(self, job_id: int, status: str, error: str | None) -> None:
+        now = time.time()
+        with self._connect() as connection:
+            connection.execute(
+                "UPDATE jobs SET status = ?, error = ?, updated_at = ? WHERE id = ?",
+                (status, error[:2000] if error else None, now, job_id),
+            )
+
+    def counts(self) -> dict[str, int]:
+        with self._connect() as connection:
+            rows = connection.execute(
+                "SELECT status, COUNT(*) AS count FROM jobs GROUP BY status"
+            ).fetchall()
+            return {str(row["status"]): int(row["count"]) for row in rows}
+
+    def recent(self, limit: int = 20) -> list[dict[str, object]]:
+        with self._connect() as connection:
+            rows = connection.execute(
+                "SELECT id, repo_id, owner, repo, commit_sha, status, attempts, "
+                "error, updated_at FROM jobs ORDER BY id DESC LIMIT ?",
+                (limit,),
+            ).fetchall()
+            return [dict(row) for row in rows]
+
+    def managed_pages(self, repo_id: int) -> set[str]:
+        with self._connect() as connection:
+            rows = connection.execute(
+                "SELECT title FROM managed_pages WHERE repo_id = ?", (repo_id,)
+            ).fetchall()
+            return {str(row["title"]) for row in rows}
+
+    def add_managed_page(self, repo_id: int, title: str) -> None:
+        with self._connect() as connection:
+            connection.execute(
+                "INSERT OR IGNORE INTO managed_pages(repo_id, title) VALUES (?, ?)",
+                (repo_id, title),
+            )
+
+    def remove_managed_page(self, repo_id: int, title: str) -> None:
+        with self._connect() as connection:
+            connection.execute(
+                "DELETE FROM managed_pages WHERE repo_id = ? AND title = ?",
+                (repo_id, title),
+            )
+
+    @staticmethod
+    def _job(row: sqlite3.Row) -> Job:
+        return Job(
+            id=int(row["id"]),
+            delivery_id=str(row["delivery_id"]),
+            repo_id=int(row["repo_id"]),
+            owner=str(row["owner"]),
+            repo=str(row["repo"]),
+            html_url=str(row["html_url"]),
+            default_branch=str(row["default_branch"]),
+            commit_sha=str(row["commit_sha"]),
+            status=str(row["status"]),
+            attempts=int(row["attempts"]),
+            available_at=float(row["available_at"]),
+            error=str(row["error"]) if row["error"] is not None else None,
+        )
diff --git a/contrib/roncarve/deepwiki-integration/gita_deepwiki/deepwiki.py b/contrib/roncarve/deepwiki-integration/gita_deepwiki/deepwiki.py
new file mode 100644
index 0000000..82f311f
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/gita_deepwiki/deepwiki.py
@@ -0,0 +1,118 @@
+from __future__ import annotations
+
+import time
+from typing import Any, Callable
+from urllib.parse import quote, urlencode
+
+from .config import Config
+from .http_client import HTTPClientError, request_json
+
+
+class DeepWikiClient:
+    def __init__(
+        self,
+        config: Config,
+        *,
+        request: Callable[..., Any] = request_json,
+        sleep: Callable[[float], None] = time.sleep,
+    ):
+        self.config = config
+        self.request = request
+        self.sleep = sleep
+
+    def health(self) -> bool:
+        try:
+            result = self.request("GET", f"{self.config.deepwiki_url}/health", timeout=5)
+            return isinstance(result, dict) and result.get("status") == "healthy"
+        except HTTPClientError:
+            return False
+
+    def generate(
+        self,
+        *,
+        owner: str,
+        repo: str,
+        snapshot_path: str,
+    ) -> dict[str, Any]:
+        self._invalidate(owner, repo)
+        submitted = self.request(
+            "POST",
+            f"{self.config.deepwiki_url}/wiki/tasks",
+            payload={
+                "repo_url": snapshot_path,
+                "type": "local",
+                "owner": owner,
+                "repo": repo,
+                "comprehensive": self.config.comprehensive,
+                "provider": self.config.provider,
+                "model": self.config.model,
+                "language": self.config.language,
+                "excluded_dirs": [],
+                "excluded_files": [],
+                "included_dirs": [],
+                "included_files": [],
+            },
+            timeout=30,
+        )
+        if not isinstance(submitted, dict) or not submitted.get("task_id"):
+            raise RuntimeError("DeepWiki returned an invalid task response")
+        task_id = str(submitted["task_id"])
+        if not submitted.get("from_cache"):
+            self._wait(task_id)
+        return self._cache(owner, repo)
+
+    def _invalidate(self, owner: str, repo: str) -> None:
+        query = {
+            "owner": owner,
+            "repo": repo,
+            "repo_type": "local",
+            "language": self.config.language,
+        }
+        if self.config.deepwiki_auth_code:
+            query["authorization_code"] = self.config.deepwiki_auth_code
+        try:
+            self.request(
+                "DELETE",
+                f"{self.config.deepwiki_url}/api/wiki_cache?{urlencode(query)}",
+                timeout=30,
+            )
+        except HTTPClientError as exc:
+            if exc.status != 404:
+                raise
+
+    def _wait(self, task_id: str) -> None:
+        deadline = time.monotonic() + self.config.generation_timeout_seconds
+        encoded = quote(task_id, safe="")
+        while time.monotonic() < deadline:
+            status = self.request(
+                "GET",
+                f"{self.config.deepwiki_url}/wiki/tasks/{encoded}",
+                timeout=30,
+            )
+            if not isinstance(status, dict):
+                raise RuntimeError("DeepWiki returned an invalid task status")
+            state = status.get("status")
+            if state == "completed":
+                return
+            if state == "failed":
+                raise RuntimeError(f"DeepWiki generation failed: {status.get('error')}")
+            self.sleep(self.config.poll_interval_seconds)
+        raise TimeoutError("DeepWiki generation timed out")
+
+    def _cache(self, owner: str, repo: str) -> dict[str, Any]:
+        query = urlencode(
+            {
+                "owner": owner,
+                "repo": repo,
+                "repo_type": "local",
+                "language": self.config.language,
+            }
+        )
+        result = self.request(
+            "GET",
+            f"{self.config.deepwiki_url}/api/wiki_cache?{query}",
+            timeout=30,
+        )
+        if not isinstance(result, dict):
+            raise RuntimeError("DeepWiki completed without a Wiki cache")
+        return result
diff --git a/contrib/roncarve/deepwiki-integration/gita_deepwiki/gitea.py b/contrib/roncarve/deepwiki-integration/gita_deepwiki/gitea.py
new file mode 100644
index 0000000..1db9c07
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/gita_deepwiki/gitea.py
@@ -0,0 +1,121 @@
+from __future__ import annotations
+
+import base64
+from typing import Any, Callable
+from urllib.parse import quote, urlencode
+
+from .config import Config
+from .http_client import request_json
+
+
+class GiteaClient:
+    def __init__(
+        self,
+        config: Config,
+        *,
+        token: str | None = None,
+        request: Callable[..., Any] = request_json,
+    ):
+        self.config = config
+        self.request = request
+        self.headers = {"Authorization": f"token {token or config.gitea_token}"}
+
+    def repository(self, owner: str, repo: str) -> dict[str, Any]:
+        result = self._request("GET", self._repo_path(owner, repo))
+        if not isinstance(result, dict):
+            raise RuntimeError("Gita returned invalid repository metadata")
+        return result
+
+    def enable_wiki(self, owner: str, repo: str) -> None:
+        self._request("PATCH", self._repo_path(owner, repo), {"has_wiki": True})
+
+    def list_wiki_pages(self, owner: str, repo: str) -> list[dict[str, Any]]:
+        pages: list[dict[str, Any]] = []
+        page = 1
+        while True:
+            query = urlencode({"page": page, "limit": 50})
+            result = self._request(
+                "GET", f"{self._repo_path(owner, repo)}/wiki/pages?{query}"
+            )
+            if not isinstance(result, list):
+                raise RuntimeError("Gita returned an invalid Wiki page list")
+            pages.extend(item for item in result if isinstance(item, dict))
+            if len(result) < 50:
+                return pages
+            page += 1
+
+    def wiki_page(self, owner: str, repo: str, title: str) -> dict[str, Any]:
+        result = self._request(
+            "GET", f"{self._repo_path(owner, repo)}/wiki/page/{quote(title, safe='')}"
+        )
+        if not isinstance(result, dict):
+            raise RuntimeError("Gita returned invalid Wiki page data")
+        return result
+
+    def create_wiki_page(
+        self, owner: str, repo: str, title: str, content: str, message: str
+    ) -> None:
+        self._request(
+            "POST",
+            f"{self._repo_path(owner, repo)}/wiki/new",
+            self._wiki_payload(title, content, message),
+        )
+
+    def update_wiki_page(
+        self, owner: str, repo: str, title: str, content: str, message: str
+    ) -> None:
+        self._request(
+            "PATCH",
+            f"{self._repo_path(owner, repo)}/wiki/page/{quote(title, safe='')}",
+            self._wiki_payload(title, content, message),
+        )
+
+    def delete_wiki_page(self, owner: str, repo: str, title: str) -> None:
+        self._request(
+            "DELETE",
+            f"{self._repo_path(owner, repo)}/wiki/page/{quote(title, safe='')}",
+        )
+
+    def list_system_hooks(self) -> list[dict[str, Any]]:
+        result = self._request("GET", "/api/v1/admin/hooks?type=system&limit=50")
+        if not isinstance(result, list):
+            raise RuntimeError("Gita returned an invalid system Webhook list")
+        return [item for item in result if isinstance(item, dict)]
+
+    def create_system_hook(self, payload: dict[str, Any]) -> dict[str, Any]:
+        result = self._request("POST", "/api/v1/admin/hooks", payload)
+        if not isinstance(result, dict):
+            raise RuntimeError("Gita returned invalid system Webhook data")
+        return result
+
+    def update_system_hook(self, hook_id: int, payload: dict[str, Any]) -> None:
+        self._request("PATCH", f"/api/v1/admin/hooks/{hook_id}", payload)
+
+    def _repo_path(self, owner: str, repo: str) -> str:
+        return f"/api/v1/repos/{quote(owner, safe='')}/{quote(repo, safe='')}"
+
+    def _request(
+        self, method: str, path: str, payload: dict[str, Any] | None = None
+    ) -> Any:
+        return self.request(
+            method,
+            f"{self.config.gitea_url}{path}",
+            payload=payload,
+            headers=self.headers,
+            timeout=30,
+        )
+
+    @staticmethod
+    def _wiki_payload(title: str, content: str, message: str) -> dict[str, str]:
+        encoded = base64.b64encode(content.encode("utf-8")).decode("ascii")
+        return {"title": title, "content_base64": encoded, "message": message}
+
+
+def decode_wiki_content(page: dict[str, Any]) -> str:
+    raw = page.get("content_base64")
+    if not isinstance(raw, str):
+        return ""
+    try:
+        return base64.b64decode(raw, validate=True).decode("utf-8")
+    except (ValueError, UnicodeDecodeError):
+        return ""
diff --git a/contrib/roncarve/deepwiki-integration/gita_deepwiki/http_client.py b/contrib/roncarve/deepwiki-integration/gita_deepwiki/http_client.py
new file mode 100644
index 0000000..75e3612
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/gita_deepwiki/http_client.py
@@ -0,0 +1,61 @@
+from __future__ import annotations
+
+import json
+from typing import Any
+from urllib.error import HTTPError, URLError
+from urllib.parse import parse_qsl, urlencode, urlsplit, urlunsplit
+from urllib.request import Request, urlopen
+
+
+class HTTPClientError(RuntimeError):
+    def __init__(self, message: str, status: int | None = None):
+        super().__init__(message)
+        self.status = status
+
+
+def request_json(
+    method: str,
+    url: str,
+    *,
+    payload: dict[str, Any] | None = None,
+    headers: dict[str, str] | None = None,
+    timeout: float = 30,
+) -> Any:
+    data = None
+    request_headers = {"Accept": "application/json", **(headers or {})}
+    if payload is not None:
+        data = json.dumps(payload).encode("utf-8")
+        request_headers["Content-Type"] = "application/json"
+    request = Request(url, data=data, method=method, headers=request_headers)
+    try:
+        with urlopen(request, timeout=timeout) as response:
+            raw = response.read()
+    except HTTPError as exc:
+        detail = exc.read(2048).decode("utf-8", errors="replace")
+        raise HTTPClientError(
+            f"{method} {_safe_url(url)} returned {exc.code}: {detail}", exc.code
+        ) from exc
+    except URLError as exc:
+        raise HTTPClientError(
+            f"{method} {_safe_url(url)} failed: {exc.reason}"
+        ) from exc
+    if not raw:
+        return None
+    try:
+        return json.loads(raw)
+    except json.JSONDecodeError as exc:
+        raise HTTPClientError(
+            f"{method} {_safe_url(url)} returned invalid JSON"
+        ) from exc
+
+
+def _safe_url(url: str) -> str:
+    parts = urlsplit(url)
+    sensitive = {"token", "access_token", "authorization_code"}
+    query = urlencode(
+        [
+            (key, "***" if key.lower() in sensitive else value)
+            for key, value in parse_qsl(parts.query, keep_blank_values=True)
+        ]
+    )
+    return urlunsplit((parts.scheme, parts.netloc, parts.path, query, parts.fragment))
diff --git a/contrib/roncarve/deepwiki-integration/gita_deepwiki/rendering.py b/contrib/roncarve/deepwiki-integration/gita_deepwiki/rendering.py
new file mode 100644
index 0000000..37f7d86
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/gita_deepwiki/rendering.py
@@ -0,0 +1,144 @@
+from __future__ import annotations
+
+import hashlib
+import re
+from datetime import UTC, datetime
+from typing import Any
+from urllib.parse import quote
+
+from .database import Job
+
+
+def ownership_marker(repo_id: int) -> str:
+    return f"<!-- gita-deepwiki-managed repo-id={repo_id} -->"
+
+
+def render_pages(
+    cache: dict[str, Any], job: Job, *, provider: str, model: str
+) -> dict[str, str]:
+    generated = cache.get("generated_pages")
+    structure = cache.get("wiki_structure")
+    if not isinstance(generated, dict) or not isinstance(structure, dict):
+        raise ValueError("DeepWiki cache is missing generated pages or structure")
+
+    ordered = structure.get("pages")
+    if not isinstance(ordered, list):
+        ordered = list(generated.values())
+
+    pages: dict[str, str] = {}
+    toc: list[tuple[str, str]] = []
+    used_titles: set[str] = set()
+    for item in ordered:
+        if not isinstance(item, dict):
+            continue
+        page_id = str(item.get("id", "page"))
+        page = generated.get(page_id, item)
+        if not isinstance(page, dict):
+            continue
+        title = _managed_title(page_id, used_titles)
+        used_titles.add(title)
+        display_title = str(page.get("title") or page_id)
+        content = str(page.get("content") or "")
+        file_paths = page.get("filePaths")
+        if not isinstance(file_paths, list):
+            file_paths = []
+        content = rewrite_source_links(
+            content,
+            [str(path) for path in file_paths],
+            job.html_url,
+            job.commit_sha,
+        )
+        pages[title] = _page_header(job, display_title, provider, model) + content
+        toc.append((display_title, title))
+
+    if not pages:
+        raise ValueError("DeepWiki cache contains no generated pages")
+    overview = "\n".join(f"- [{label}]({title})" for label, title in toc)
+    overview_title = "AI-Generated-Documentation"
+    pages[overview_title] = (
+        _page_header(job, "AI 自动生成文档", provider, model)
+        + "该目录由 Gita 在默认分支推送后自动更新。人工维护的 Wiki 页面不会被覆盖。\n\n"
+        + "## 目录\n\n"
+        + overview
+        + "\n"
+    )
+    return pages
+
+
+def rewrite_source_links(
+    content: str,
+    file_paths: list[str],
+    html_url: str,
+    commit_sha: str,
+) -> str:
+    processed = content
+    by_basename: dict[str, str] = {}
+    for path in sorted(set(file_paths), key=len, reverse=True):
+        normalized = path.replace("\\", "/").lstrip("./")
+        if not normalized:
+            continue
+        by_basename.setdefault(normalized.rsplit("/", 1)[-1], normalized)
+        url = _source_url(html_url, commit_sha, normalized)
+        processed = processed.replace(f"]({path})", f"]({url})")
+        processed = processed.replace(f"](./{normalized})", f"]({url})")
+        citation = re.compile(
+            r"\["
+            + re.escape(normalized)
+            + r"(?::(\d+)(?:-(\d+))?)?\]\(\)"
+        )
+
+        def replace_citation(match: re.Match[str]) -> str:
+            start, end = match.group(1), match.group(2)
+            label = normalized
+            anchor = ""
+            if start:
+                label += f":{start}" + (f"-{end}" if end else "")
+                anchor = f"#L{start}" + (f"-L{end}" if end else "")
+            return f"[{label}]({url}{anchor})"
+
+        processed = citation.sub(replace_citation, processed)
+
+    prefixed = re.compile(
+        r"\[(Sources?|Source):\s*([^\[\]\s():]+?)(?::(\d+)(?:-(\d+))?)?\]\(\)",
+        re.IGNORECASE,
+    )
+
+    def replace_prefixed(match: re.Match[str]) -> str:
+        token = match.group(2)
+        path = token if "/" in token else by_basename.get(token)
+        if not path:
+            return match.group(0)
+        start, end = match.group(3), match.group(4)
+        anchor = f"#L{start}" if start else ""
+        if start and end:
+            anchor += f"-L{end}"
+        label = path + (f":{start}" if start else "") + (f"-{end}" if end else "")
+        return f"{match.group(1)}: [{label}]({_source_url(html_url, commit_sha, path)}{anchor})"
+
+    return prefixed.sub(replace_prefixed, processed)
+
+
+def _page_header(job: Job, title: str, provider: str, model: str) -> str:
+    generated_at = datetime.now(UTC).strftime("%Y-%m-%d %H:%M:%S UTC")
+    commit_url = f"{job.html_url.rstrip('/')}/commit/{job.commit_sha}"
+    return (
+        f"{ownership_marker(job.repo_id)}\n\n"
+        f"# {title}\n\n"
+        f"> 自动生成时间：{generated_at}  "
+        f"\n> 源码版本：[`{job.commit_sha[:12]}`]({commit_url})  "
+        f"\n> 模型：`{provider}/{model}`\n\n"
+    )
+
+
+def _managed_title(page_id: str, used: set[str]) -> str:
+    slug = re.sub(r"[^A-Za-z0-9_-]+", "-", page_id).strip("-") or "page"
+    title = f"AI-Generated-{slug[:80]}"
+    if title not in used:
+        return title
+    suffix = hashlib.sha256(page_id.encode("utf-8")).hexdigest()[:8]
+    return f"{title[:90]}-{suffix}"
+
+
+def _source_url(html_url: str, commit_sha: str, path: str) -> str:
+    encoded_path = quote(path, safe="/")
+    return f"{html_url.rstrip('/')}/src/commit/{commit_sha}/{encoded_path}"
diff --git a/contrib/roncarve/deepwiki-integration/gita_deepwiki/server.py b/contrib/roncarve/deepwiki-integration/gita_deepwiki/server.py
new file mode 100644
index 0000000..ad2c001
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/gita_deepwiki/server.py
@@ -0,0 +1,113 @@
+from __future__ import annotations
+
+import json
+import logging
+from http import HTTPStatus
+from http.server import BaseHTTPRequestHandler, ThreadingHTTPServer
+from typing import Any
+
+from .config import Config
+from .database import Database
+from .webhook import parse_push, verify_signature
+
+
+logger = logging.getLogger(__name__)
+
+
+class AdapterServer(ThreadingHTTPServer):
+    daemon_threads = True
+
+    def __init__(self, config: Config, database: Database, worker):
+        self.config = config
+        self.database = database
+        self.worker = worker
+        super().__init__((config.listen_host, config.listen_port), AdapterHandler)
+
+
+class AdapterHandler(BaseHTTPRequestHandler):
+    server: AdapterServer
+
+    def do_GET(self) -> None:
+        if self.path == "/health":
+            healthy = self.server.worker.is_alive()
+            self._json(
+                HTTPStatus.OK if healthy else HTTPStatus.SERVICE_UNAVAILABLE,
+                {"status": "healthy" if healthy else "unhealthy"},
+            )
+            return
+        if self.path == "/status":
+            self._json(
+                HTTPStatus.OK,
+                {
+                    "counts": self.server.database.counts(),
+                    "recent": self.server.database.recent(),
+                },
+            )
+            return
+        self._json(HTTPStatus.NOT_FOUND, {"error": "not found"})
+
+    def do_POST(self) -> None:
+        if self.path != "/hooks/gitea":
+            self._json(HTTPStatus.NOT_FOUND, {"error": "not found"})
+            return
+        raw_length = self.headers.get("Content-Length", "")
+        try:
+            length = int(raw_length)
+        except ValueError:
+            self._json(HTTPStatus.BAD_REQUEST, {"error": "invalid content length"})
+            return
+        if length < 0 or length > self.server.config.max_request_bytes:
+            self._json(HTTPStatus.REQUEST_ENTITY_TOO_LARGE, {"error": "payload too large"})
+            return
+        body = self.rfile.read(length)
+        signature = self.headers.get("X-Gitea-Signature", "")
+        if not verify_signature(
+            body, signature, self.server.config.webhook_secret
+        ):
+            self._json(HTTPStatus.UNAUTHORIZED, {"error": "invalid signature"})
+            return
+        try:
+            event, reason = parse_push(
+                body,
+                event_name=self.headers.get("X-Gitea-Event", ""),
+                delivery_id=self.headers.get("X-Gitea-Delivery", ""),
+            )
+        except ValueError as exc:
+            self._json(HTTPStatus.BAD_REQUEST, {"error": str(exc)})
+            return
+        if event is None:
+            self._json(HTTPStatus.ACCEPTED, {"status": "ignored", "reason": reason})
+            return
+        job_id, created = self.server.database.enqueue(
+            delivery_id=event.delivery_id,
+            repo_id=event.repo_id,
+            owner=event.owner,
+            repo=event.repo,
+            html_url=event.html_url,
+            default_branch=event.default_branch,
+            commit_sha=event.commit_sha,
+            debounce_seconds=self.server.config.debounce_seconds,
+        )
+        logger.info(
+            "webhook accepted job=%s repository=%s/%s commit=%s created=%s",
+            job_id,
+            event.owner,
+            event.repo,
+            event.commit_sha[:12],
+            created,
+        )
+        self._json(
+            HTTPStatus.ACCEPTED,
+            {"status": "queued" if created else "duplicate", "job_id": job_id},
+        )
+
+    def log_message(self, message: str, *args: Any) -> None:
+        logger.info("http %s - %s", self.client_address[0], message % args)
+
+    def _json(self, status: HTTPStatus, payload: dict[str, Any]) -> None:
+        encoded = json.dumps(payload, ensure_ascii=False).encode("utf-8")
+        self.send_response(status.value)
+        self.send_header("Content-Type", "application/json; charset=utf-8")
+        self.send_header("Content-Length", str(len(encoded)))
+        self.end_headers()
+        self.wfile.write(encoded)
diff --git a/contrib/roncarve/deepwiki-integration/gita_deepwiki/service.py b/contrib/roncarve/deepwiki-integration/gita_deepwiki/service.py
new file mode 100644
index 0000000..d3b8c83
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/gita_deepwiki/service.py
@@ -0,0 +1,150 @@
+from __future__ import annotations
+
+import logging
+import threading
+from pathlib import Path
+
+from .artifacts import ArtifactCleaner
+from .config import Config
+from .database import Database, Job
+from .deepwiki import DeepWikiClient
+from .gitea import GiteaClient, decode_wiki_content
+from .rendering import ownership_marker, render_pages
+from .snapshot import SnapshotManager
+
+
+logger = logging.getLogger(__name__)
+
+
+class DocumentationProcessor:
+    def __init__(
+        self,
+        config: Config,
+        database: Database,
+        snapshots: SnapshotManager,
+        deepwiki: DeepWikiClient,
+        gitea: GiteaClient,
+        artifacts: ArtifactCleaner,
+    ):
+        self.config = config
+        self.database = database
+        self.snapshots = snapshots
+        self.deepwiki = deepwiki
+        self.gitea = gitea
+        self.artifacts = artifacts
+
+    def process(self, job: Job) -> None:
+        snapshot: Path | None = None
+        try:
+            snapshot = self.snapshots.create(job)
+            cache = self.deepwiki.generate(
+                owner=job.owner,
+                repo=job.repo,
+                snapshot_path=str(snapshot),
+            )
+            pages = render_pages(
+                cache,
+                job,
+                provider=self.config.provider,
+                model=self.config.model,
+            )
+            self._ensure_internal_wiki(job)
+            self._sync(job, pages)
+            self.artifacts.remove_index(job.commit_sha)
+        finally:
+            if snapshot is not None:
+                self.snapshots.remove(snapshot)
+
+    def _ensure_internal_wiki(self, job: Job) -> None:
+        repository = self.gitea.repository(job.owner, job.repo)
+        if repository.get("external_wiki"):
+            raise RuntimeError("repository uses an external Wiki; refusing to replace it")
+        if repository.get("has_wiki"):
+            return
+        if not self.config.auto_enable_wiki:
+            raise RuntimeError("repository Wiki is disabled")
+        self.gitea.enable_wiki(job.owner, job.repo)
+
+    def _sync(self, job: Job, pages: dict[str, str]) -> None:
+        existing = {
+            str(page.get("title")): page
+            for page in self.gitea.list_wiki_pages(job.owner, job.repo)
+            if page.get("title")
+        }
+        managed = self.database.managed_pages(job.repo_id)
+        marker = ownership_marker(job.repo_id)
+        message = f"docs(ai): update from {job.commit_sha[:12]}"
+
+        for title, content in pages.items():
+            if title in existing:
+                if title not in managed:
+                    current = self.gitea.wiki_page(job.owner, job.repo, title)
+                    if marker not in decode_wiki_content(current):
+                        raise RuntimeError(
+                            f"Wiki page conflict: {title} is not managed by DeepWiki"
+                        )
+                self.gitea.update_wiki_page(
+                    job.owner, job.repo, title, content, message
+                )
+            else:
+                self.gitea.create_wiki_page(
+                    job.owner, job.repo, title, content, message
+                )
+            self.database.add_managed_page(job.repo_id, title)
+
+        stale = self.database.managed_pages(job.repo_id) - set(pages)
+        for title in stale:
+            if title in existing:
+                current = self.gitea.wiki_page(job.owner, job.repo, title)
+                if marker in decode_wiki_content(current):
+                    self.gitea.delete_wiki_page(job.owner, job.repo, title)
+                else:
+                    logger.warning("managed page marker missing; preserving %s", title)
+            self.database.remove_managed_page(job.repo_id, title)
+
+
+class Worker(threading.Thread):
+    def __init__(
+        self,
+        config: Config,
+        database: Database,
+        processor: DocumentationProcessor,
+    ):
+        super().__init__(name="deepwiki-worker", daemon=True)
+        self.config = config
+        self.database = database
+        self.processor = processor
+        self.stop_event = threading.Event()
+
+    def run(self) -> None:
+        while not self.stop_event.is_set():
+            job = self.database.claim()
+            if job is None:
+                self.stop_event.wait(1)
+                continue
+            logger.info(
+                "processing job=%s repository=%s/%s commit=%s",
+                job.id,
+                job.owner,
+                job.repo,
+                job.commit_sha[:12],
+            )
+            try:
+                self.processor.process(job)
+            except Exception as exc:
+                logger.exception("job=%s failed", job.id)
+                error = f"{type(exc).__name__}: {exc}"
+                if job.attempts >= self.config.retry_limit:
+                    self.database.fail(job.id, error)
+                else:
+                    delay = min(
+                        self.config.retry_base_seconds * (2 ** (job.attempts - 1)),
+                        3600,
+                    )
+                    self.database.retry(job.id, error, delay)
+            else:
+                self.database.complete(job.id)
+                logger.info("job=%s completed", job.id)
+
+    def stop(self) -> None:
+        self.stop_event.set()
diff --git a/contrib/roncarve/deepwiki-integration/gita_deepwiki/snapshot.py b/contrib/roncarve/deepwiki-integration/gita_deepwiki/snapshot.py
new file mode 100644
index 0000000..1a3e250
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/gita_deepwiki/snapshot.py
@@ -0,0 +1,119 @@
+from __future__ import annotations
+
+import shutil
+import subprocess
+import tarfile
+from pathlib import Path, PurePosixPath
+
+from .database import Job
+
+
+class SnapshotManager:
+    def __init__(self, repository_root: Path, work_root: Path, max_bytes: int):
+        self.repository_root = repository_root.resolve()
+        self.snapshot_root = (work_root / "repos").resolve()
+        self.max_bytes = max_bytes
+        self.snapshot_root.mkdir(parents=True, exist_ok=True)
+
+    def create(self, job: Job) -> Path:
+        source = self._repository_path(job.owner, job.repo)
+        destination = (self.snapshot_root / str(job.repo_id) / job.commit_sha).resolve()
+        self._ensure_within(destination, self.snapshot_root)
+        if destination.exists():
+            shutil.rmtree(destination)
+        destination.mkdir(parents=True)
+
+        self._git(
+            source,
+            ["cat-file", "-e", f"{job.commit_sha}^{{commit}}"],
+        )
+        process = subprocess.Popen(
+            [
+                "git",
+                f"--git-dir={source}",
+                "archive",
+                "--format=tar",
+                job.commit_sha,
+            ],
+            stdout=subprocess.PIPE,
+            stderr=subprocess.PIPE,
+        )
+        assert process.stdout is not None
+        assert process.stderr is not None
+        try:
+            self._extract(process.stdout, destination)
+        except Exception:
+            process.kill()
+            process.wait()
+            process.stdout.close()
+            process.stderr.close()
+            shutil.rmtree(destination, ignore_errors=True)
+            raise
+        process.stdout.close()
+        stderr = process.stderr.read().decode("utf-8", errors="replace")
+        process.stderr.close()
+        if process.wait() != 0:
+            shutil.rmtree(destination, ignore_errors=True)
+            raise RuntimeError(f"git archive failed: {stderr[:1000]}")
+        return destination
+
+    def remove(self, path: Path) -> None:
+        resolved = path.resolve()
+        self._ensure_within(resolved, self.snapshot_root)
+        if resolved.exists():
+            shutil.rmtree(resolved)
+        parent = resolved.parent
+        if parent != self.snapshot_root and parent.exists() and not any(parent.iterdir()):
+            parent.rmdir()
+
+    def _repository_path(self, owner: str, repo: str) -> Path:
+        candidates = [
+            self.repository_root / owner / f"{repo}.git",
+            self.repository_root / owner.lower() / f"{repo.lower()}.git",
+        ]
+        for candidate in candidates:
+            resolved = candidate.resolve()
+            self._ensure_within(resolved, self.repository_root)
+            if resolved.is_dir():
+                return resolved
+        raise FileNotFoundError(f"bare repository not found for {owner}/{repo}")
+
+    def _extract(self, stream, destination: Path) -> None:
+        total = 0
+        with tarfile.open(fileobj=stream, mode="r|") as archive:
+            for member in archive:
+                relative = PurePosixPath(member.name)
+                if relative.is_absolute() or ".." in relative.parts:
+                    raise ValueError("git archive contains an unsafe path")
+                target = (destination / Path(*relative.parts)).resolve()
+                self._ensure_within(target, destination)
+                if member.isdir():
+                    target.mkdir(parents=True, exist_ok=True)
+                    continue
+                if not member.isfile():
+                    continue
+                total += member.size
+                if total > self.max_bytes:
+                    raise ValueError("repository snapshot exceeds configured size limit")
+                target.parent.mkdir(parents=True, exist_ok=True)
+                source = archive.extractfile(member)
+                if source is None:
+                    raise ValueError(f"could not read archive member: {member.name}")
+                with source, target.open("wb") as output:
+                    shutil.copyfileobj(source, output)
+
+    @staticmethod
+    def _git(repository: Path, arguments: list[str]) -> None:
+        result = subprocess.run(
+            ["git", f"--git-dir={repository}", *arguments],
+            capture_output=True,
+            text=True,
+            check=False,
+        )
+        if result.returncode != 0:
+            raise RuntimeError(f"git command failed: {result.stderr[:1000]}")
+
+    @staticmethod
+    def _ensure_within(path: Path, root: Path) -> None:
+        if path != root and root not in path.parents:
+            raise ValueError(f"path escapes configured root: {path}")
diff --git a/contrib/roncarve/deepwiki-integration/gita_deepwiki/webhook.py b/contrib/roncarve/deepwiki-integration/gita_deepwiki/webhook.py
new file mode 100644
index 0000000..d0b2617
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/gita_deepwiki/webhook.py
@@ -0,0 +1,87 @@
+from __future__ import annotations
+
+import hashlib
+import hmac
+import json
+import re
+from dataclasses import dataclass
+from typing import Any
+
+
+_NAME = re.compile(r"^[A-Za-z0-9_.-]+$")
+_SHA = re.compile(r"^(?:[0-9a-fA-F]{40}|[0-9a-fA-F]{64})$")
+
+
+@dataclass(frozen=True)
+class PushEvent:
+    delivery_id: str
+    repo_id: int
+    owner: str
+    repo: str
+    html_url: str
+    default_branch: str
+    commit_sha: str
+
+
+def verify_signature(body: bytes, signature: str, secret: str) -> bool:
+    if not signature or not secret:
+        return False
+    expected = hmac.new(secret.encode("utf-8"), body, hashlib.sha256).hexdigest()
+    return hmac.compare_digest(expected, signature.strip().lower())
+
+
+def parse_push(
+    body: bytes,
+    *,
+    event_name: str,
+    delivery_id: str,
+) -> tuple[PushEvent | None, str]:
+    if event_name != "push":
+        return None, "event ignored"
+    try:
+        payload: dict[str, Any] = json.loads(body)
+    except (UnicodeDecodeError, json.JSONDecodeError) as exc:
+        raise ValueError("invalid JSON payload") from exc
+
+    repository = payload.get("repository")
+    if not isinstance(repository, dict):
+        raise ValueError("payload is missing repository")
+
+    try:
+        repo_id = int(repository["id"])
+    except (KeyError, TypeError, ValueError) as exc:
+        raise ValueError("repository.id must be an integer") from exc
+    if repo_id <= 0:
+        raise ValueError("repository.id must be positive")
+
+    owner_obj = repository.get("owner")
+    owner = owner_obj.get("username", "") if isinstance(owner_obj, dict) else ""
+    repo = str(repository.get("name", ""))
+    default_branch = str(repository.get("default_branch", ""))
+    html_url = str(repository.get("html_url", "")).rstrip("/")
+    commit_sha = str(payload.get("after", "")).lower()
+    ref = str(payload.get("ref", ""))
+
+    if not _NAME.fullmatch(owner) or not _NAME.fullmatch(repo):
+        raise ValueError("repository owner or name contains unsupported characters")
+    if not default_branch or ref != f"refs/heads/{default_branch}":
+        return None, "non-default branch ignored"
+    if not _SHA.fullmatch(commit_sha):
+        raise ValueError("after must be a 40 or 64 character commit SHA")
+    if set(commit_sha) == {"0"}:
+        return None, "branch deletion ignored"
+    if not html_url.startswith(("http://", "https://")):
+        raise ValueError("repository.html_url must be an HTTP URL")
+
+    return (
+        PushEvent(
+            delivery_id=delivery_id,
+            repo_id=repo_id,
+            owner=owner,
+            repo=repo,
+            html_url=html_url,
+            default_branch=default_branch,
+            commit_sha=commit_sha,
+        ),
+        "queued",
+    )
diff --git a/contrib/roncarve/deepwiki-integration/integration.env.example b/contrib/roncarve/deepwiki-integration/integration.env.example
new file mode 100644
index 0000000..ed83e07
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/integration.env.example
@@ -0,0 +1,6 @@
+GITA_DEEPWIKI_WEBHOOK_SECRET=replace-with-64-character-random-hex
+GITA_API_TOKEN=replace-with-write-repository-runtime-token
+DEEPWIKI_AUTH_CODE=replace-with-shared-deepwiki-auth-code
+
+# Supply this only to the one-shot install-webhook command, then revoke it.
+# GITA_ADMIN_API_TOKEN=replace-with-temporary-write-admin-token
diff --git a/contrib/roncarve/deepwiki-integration/tests/__init__.py b/contrib/roncarve/deepwiki-integration/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/contrib/roncarve/deepwiki-integration/tests/test_artifacts.py b/contrib/roncarve/deepwiki-integration/tests/test_artifacts.py
new file mode 100644
index 0000000..ba4139a
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/tests/test_artifacts.py
@@ -0,0 +1,27 @@
+import tempfile
+import unittest
+from pathlib import Path
+
+from gita_deepwiki.artifacts import ArtifactCleaner
+
+
+class ArtifactCleanerTest(unittest.TestCase):
+    def test_removes_only_commit_index(self):
+        with tempfile.TemporaryDirectory() as directory:
+            root = Path(directory)
+            databases = root / "databases"
+            databases.mkdir()
+            sha = "a" * 40
+            index = databases / f"{sha}.pkl"
+            index.write_bytes(b"index")
+            ArtifactCleaner(root).remove_index(sha)
+            self.assertFalse(index.exists())
+
+    def test_rejects_unsafe_name(self):
+        with tempfile.TemporaryDirectory() as directory:
+            with self.assertRaisesRegex(ValueError, "invalid commit SHA"):
+                ArtifactCleaner(Path(directory)).remove_index("../escape")
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/contrib/roncarve/deepwiki-integration/tests/test_database.py b/contrib/roncarve/deepwiki-integration/tests/test_database.py
new file mode 100644
index 0000000..fd9c719
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/tests/test_database.py
@@ -0,0 +1,53 @@
+import tempfile
+import unittest
+from pathlib import Path
+
+from gita_deepwiki.database import Database
+
+
+class DatabaseTest(unittest.TestCase):
+    def setUp(self):
+        self.temp = tempfile.TemporaryDirectory()
+        self.database = Database(Path(self.temp.name) / "jobs.sqlite3")
+
+    def tearDown(self):
+        self.temp.cleanup()
+
+    def enqueue(self, sha: str):
+        return self.database.enqueue(
+            delivery_id=sha[:8],
+            repo_id=1,
+            owner="team",
+            repo="demo",
+            html_url="https://git.example.com/team/demo",
+            default_branch="main",
+            commit_sha=sha,
+            debounce_seconds=0,
+        )
+
+    def test_duplicate_commit_is_idempotent(self):
+        first_id, first_created = self.enqueue("a" * 40)
+        second_id, second_created = self.enqueue("a" * 40)
+        self.assertTrue(first_created)
+        self.assertFalse(second_created)
+        self.assertEqual(first_id, second_id)
+
+    def test_new_commit_supersedes_queued_commit(self):
+        self.enqueue("a" * 40)
+        self.enqueue("b" * 40)
+        job = self.database.claim()
+        self.assertIsNotNone(job)
+        self.assertEqual("b" * 40, job.commit_sha)
+        self.assertEqual(1, self.database.counts()["superseded"])
+
+    def test_managed_page_manifest(self):
+        self.database.add_managed_page(1, "AI-Generated-Documentation")
+        self.assertEqual(
+            {"AI-Generated-Documentation"}, self.database.managed_pages(1)
+        )
+        self.database.remove_managed_page(1, "AI-Generated-Documentation")
+        self.assertEqual(set(), self.database.managed_pages(1))
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/contrib/roncarve/deepwiki-integration/tests/test_deepwiki.py b/contrib/roncarve/deepwiki-integration/tests/test_deepwiki.py
new file mode 100644
index 0000000..387cedc
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/tests/test_deepwiki.py
@@ -0,0 +1,55 @@
+import tempfile
+import unittest
+from pathlib import Path
+
+from gita_deepwiki.config import Config
+from gita_deepwiki.deepwiki import DeepWikiClient
+from gita_deepwiki.http_client import HTTPClientError
+
+
+class DeepWikiClientTest(unittest.TestCase):
+    def config(self):
+        root = Path(tempfile.gettempdir())
+        return Config(
+            webhook_secret="secret",
+            gitea_url="http://gitea",
+            gitea_token="token",
+            deepwiki_url="http://deepwiki",
+            repository_root=root,
+            work_root=root,
+            database_path=root / "jobs.sqlite3",
+            poll_interval_seconds=0.1,
+            generation_timeout_seconds=30,
+        )
+
+    def test_generation_invalidates_waits_and_reads_cache(self):
+        calls = []
+        statuses = iter(["indexing", "completed"])
+
+        def request(method, url, **kwargs):
+            calls.append((method, url, kwargs.get("payload")))
+            if method == "DELETE":
+                raise HTTPClientError("not found", 404)
+            if method == "POST":
+                return {"task_id": "local_team_demo", "created": True}
+            if "/wiki/tasks/" in url:
+                return {"status": next(statuses)}
+            return {
+                "wiki_structure": {"pages": []},
+                "generated_pages": {},
+            }
+
+        client = DeepWikiClient(self.config(), request=request, sleep=lambda _: None)
+        result = client.generate(
+            owner="team", repo="demo", snapshot_path="/work/repos/1/sha"
+        )
+        self.assertIn("wiki_structure", result)
+        self.assertEqual("DELETE", calls[0][0])
+        self.assertEqual("POST", calls[1][0])
+        self.assertEqual("local", calls[1][2]["type"])
+        self.assertEqual("openai", calls[1][2]["provider"])
+        self.assertEqual("deepseek-v4-flash", calls[1][2]["model"])
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/contrib/roncarve/deepwiki-integration/tests/test_gitea.py b/contrib/roncarve/deepwiki-integration/tests/test_gitea.py
new file mode 100644
index 0000000..5eb78e2
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/tests/test_gitea.py
@@ -0,0 +1,47 @@
+import tempfile
+import unittest
+from pathlib import Path
+
+from gita_deepwiki.cli import install_webhook
+from gita_deepwiki.config import Config
+from gita_deepwiki.gitea import GiteaClient
+
+
+class GiteaClientTest(unittest.TestCase):
+    def config(self, **overrides):
+        root = Path(tempfile.gettempdir())
+        values = {
+            "webhook_secret": "secret",
+            "gitea_url": "http://gitea",
+            "gitea_token": "runtime-token",
+            "deepwiki_url": "http://deepwiki",
+            "repository_root": root,
+            "work_root": root,
+            "database_path": root / "jobs.sqlite3",
+        }
+        values.update(overrides)
+        return Config(**values)
+
+    def test_explicit_token_overrides_runtime_token(self):
+        calls = []
+
+        def request(method, url, **kwargs):
+            calls.append((method, url, kwargs))
+            return []
+
+        client = GiteaClient(
+            self.config(), token="one-shot-admin-token", request=request
+        )
+        client.list_system_hooks()
+        self.assertEqual(
+            "token one-shot-admin-token",
+            calls[0][2]["headers"]["Authorization"],
+        )
+
+    def test_webhook_install_requires_one_shot_admin_token(self):
+        with self.assertRaisesRegex(ValueError, "GITA_ADMIN_API_TOKEN"):
+            install_webhook(self.config())
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/contrib/roncarve/deepwiki-integration/tests/test_rendering.py b/contrib/roncarve/deepwiki-integration/tests/test_rendering.py
new file mode 100644
index 0000000..7adb382
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/tests/test_rendering.py
@@ -0,0 +1,67 @@
+import unittest
+
+from gita_deepwiki.database import Job
+from gita_deepwiki.rendering import render_pages, rewrite_source_links
+
+
+class RenderingTest(unittest.TestCase):
+    def job(self):
+        return Job(
+            id=1,
+            delivery_id="delivery",
+            repo_id=42,
+            owner="team",
+            repo="demo",
+            html_url="https://git.example.com/team/demo",
+            default_branch="main",
+            commit_sha="a" * 40,
+            status="running",
+            attempts=1,
+            available_at=0,
+            error=None,
+        )
+
+    def test_rewrites_relative_links_and_citations(self):
+        content = "[source](src/main.go) and [src/main.go:10-12]()"
+        rewritten = rewrite_source_links(
+            content,
+            ["src/main.go"],
+            self.job().html_url,
+            self.job().commit_sha,
+        )
+        source = (
+            "https://git.example.com/team/demo/src/commit/"
+            + "a" * 40
+            + "/src/main.go"
+        )
+        self.assertIn(f"]({source})", rewritten)
+        self.assertIn(f"]({source}#L10-L12)", rewritten)
+
+    def test_renders_owned_pages_and_overview(self):
+        cache = {
+            "wiki_structure": {
+                "pages": [{"id": "overview", "title": "Overview"}]
+            },
+            "generated_pages": {
+                "overview": {
+                    "id": "overview",
+                    "title": "Overview",
+                    "content": "Body",
+                    "filePaths": [],
+                }
+            },
+        }
+        pages = render_pages(
+            cache,
+            self.job(),
+            provider="openai",
+            model="deepseek-v4-flash",
+        )
+        self.assertIn("AI-Generated-Documentation", pages)
+        self.assertIn("AI-Generated-overview", pages)
+        self.assertIn("repo-id=42", pages["AI-Generated-overview"])
+        self.assertIn("a" * 12, pages["AI-Generated-overview"])
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/contrib/roncarve/deepwiki-integration/tests/test_service.py b/contrib/roncarve/deepwiki-integration/tests/test_service.py
new file mode 100644
index 0000000..cbe96fa
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/tests/test_service.py
@@ -0,0 +1,102 @@
+import base64
+import tempfile
+import unittest
+from pathlib import Path
+
+from gita_deepwiki.config import Config
+from gita_deepwiki.database import Database, Job
+from gita_deepwiki.service import DocumentationProcessor
+
+
+class FakeGitea:
+    def __init__(self):
+        self.pages = {}
+        self.deleted = []
+
+    def list_wiki_pages(self, _owner, _repo):
+        return [{"title": title} for title in self.pages]
+
+    def wiki_page(self, _owner, _repo, title):
+        content = self.pages[title]
+        return {
+            "content_base64": base64.b64encode(content.encode()).decode()
+        }
+
+    def create_wiki_page(self, _owner, _repo, title, content, _message):
+        self.pages[title] = content
+
+    def update_wiki_page(self, _owner, _repo, title, content, _message):
+        self.pages[title] = content
+
+    def delete_wiki_page(self, _owner, _repo, title):
+        self.deleted.append(title)
+        self.pages.pop(title, None)
+
+
+class ServiceTest(unittest.TestCase):
+    def setUp(self):
+        self.temp = tempfile.TemporaryDirectory()
+        root = Path(self.temp.name)
+        self.database = Database(root / "jobs.sqlite3")
+        self.gitea = FakeGitea()
+        config = Config(
+            webhook_secret="secret",
+            gitea_url="http://gitea",
+            gitea_token="token",
+            deepwiki_url="http://deepwiki",
+            repository_root=root,
+            work_root=root,
+            database_path=root / "jobs.sqlite3",
+        )
+        self.processor = DocumentationProcessor(
+            config,
+            self.database,
+            None,
+            None,
+            self.gitea,
+            None,
+        )
+
+    def tearDown(self):
+        self.temp.cleanup()
+
+    def job(self):
+        return Job(
+            id=1,
+            delivery_id="delivery",
+            repo_id=42,
+            owner="team",
+            repo="demo",
+            html_url="https://git.example.com/team/demo",
+            default_branch="main",
+            commit_sha="a" * 40,
+            status="running",
+            attempts=1,
+            available_at=0,
+            error=None,
+        )
+
+    def test_sync_does_not_overwrite_manual_page(self):
+        self.gitea.pages["AI-Generated-page"] = "manual content"
+        with self.assertRaisesRegex(RuntimeError, "not managed"):
+            self.processor._sync(
+                self.job(), {"AI-Generated-page": "generated content"}
+            )
+        self.assertEqual("manual content", self.gitea.pages["AI-Generated-page"])
+
+    def test_sync_updates_owned_and_deletes_stale_page(self):
+        marker = "<!-- gita-deepwiki-managed repo-id=42 -->"
+        self.gitea.pages["AI-Generated-old"] = marker + "old"
+        self.database.add_managed_page(42, "AI-Generated-old")
+        self.processor._sync(
+            self.job(), {"AI-Generated-new": marker + "new"}
+        )
+        self.assertIn("AI-Generated-new", self.gitea.pages)
+        self.assertEqual(["AI-Generated-old"], self.gitea.deleted)
+        self.assertEqual(
+            {"AI-Generated-new"}, self.database.managed_pages(42)
+        )
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/contrib/roncarve/deepwiki-integration/tests/test_snapshot.py b/contrib/roncarve/deepwiki-integration/tests/test_snapshot.py
new file mode 100644
index 0000000..24efd0c
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/tests/test_snapshot.py
@@ -0,0 +1,72 @@
+import subprocess
+import tempfile
+import unittest
+from pathlib import Path
+
+from gita_deepwiki.database import Job
+from gita_deepwiki.snapshot import SnapshotManager
+
+
+class SnapshotTest(unittest.TestCase):
+    def setUp(self):
+        self.temp = tempfile.TemporaryDirectory()
+        self.root = Path(self.temp.name)
+        source = self.root / "source"
+        source.mkdir()
+        self.git(source, "init")
+        self.git(source, "config", "user.name", "Test")
+        self.git(source, "config", "user.email", "test@example.com")
+        (source / "README.md").write_text("hello\n", encoding="utf-8")
+        self.git(source, "add", "README.md")
+        self.git(source, "commit", "-m", "initial")
+        self.sha = self.git(source, "rev-parse", "HEAD").strip()
+        bare = self.root / "repositories" / "team" / "demo.git"
+        bare.parent.mkdir(parents=True)
+        subprocess.run(
+            ["git", "clone", "--bare", str(source), str(bare)],
+            check=True,
+            capture_output=True,
+        )
+
+    def tearDown(self):
+        self.temp.cleanup()
+
+    def test_exports_exact_commit(self):
+        manager = SnapshotManager(
+            self.root / "repositories", self.root / "work", 10 * 1024 * 1024
+        )
+        destination = manager.create(self.job())
+        self.assertEqual("hello\n", (destination / "README.md").read_text())
+        self.assertFalse((destination / ".git").exists())
+        manager.remove(destination)
+        self.assertFalse(destination.exists())
+
+    def job(self):
+        return Job(
+            id=1,
+            delivery_id="delivery",
+            repo_id=42,
+            owner="team",
+            repo="demo",
+            html_url="https://git.example.com/team/demo",
+            default_branch="main",
+            commit_sha=self.sha,
+            status="running",
+            attempts=1,
+            available_at=0,
+            error=None,
+        )
+
+    @staticmethod
+    def git(directory: Path, *arguments: str) -> str:
+        result = subprocess.run(
+            ["git", "-C", str(directory), *arguments],
+            check=True,
+            capture_output=True,
+            text=True,
+        )
+        return result.stdout
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/contrib/roncarve/deepwiki-integration/tests/test_webhook.py b/contrib/roncarve/deepwiki-integration/tests/test_webhook.py
new file mode 100644
index 0000000..c5b06ad
--- /dev/null
+++ b/contrib/roncarve/deepwiki-integration/tests/test_webhook.py
@@ -0,0 +1,71 @@
+import hashlib
+import hmac
+import json
+import unittest
+
+from gita_deepwiki.webhook import parse_push, verify_signature
+
+
+class WebhookTest(unittest.TestCase):
+    def payload(self, *, ref: str = "refs/heads/main", after: str = "a" * 40):
+        return json.dumps(
+            {
+                "ref": ref,
+                "after": after,
+                "repository": {
+                    "id": 42,
+                    "name": "demo",
+                    "owner": {"username": "team"},
+                    "default_branch": "main",
+                    "html_url": "https://git.example.com/team/demo",
+                },
+            }
+        ).encode()
+
+    def test_signature(self):
+        body = self.payload()
+        secret = "secret"
+        signature = hmac.new(secret.encode(), body, hashlib.sha256).hexdigest()
+        self.assertTrue(verify_signature(body, signature, secret))
+        self.assertFalse(verify_signature(body, "0" * 64, secret))
+
+    def test_default_branch_push(self):
+        event, reason = parse_push(
+            self.payload(), event_name="push", delivery_id="delivery"
+        )
+        self.assertEqual("queued", reason)
+        self.assertIsNotNone(event)
+        self.assertEqual(42, event.repo_id)
+        self.assertEqual("a" * 40, event.commit_sha)
+
+    def test_non_default_branch_is_ignored(self):
+        event, reason = parse_push(
+            self.payload(ref="refs/heads/feature"),
+            event_name="push",
+            delivery_id="delivery",
+        )
+        self.assertIsNone(event)
+        self.assertEqual("non-default branch ignored", reason)
+
+    def test_branch_deletion_is_ignored(self):
+        event, reason = parse_push(
+            self.payload(after="0" * 40),
+            event_name="push",
+            delivery_id="delivery",
+        )
+        self.assertIsNone(event)
+        self.assertEqual("branch deletion ignored", reason)
+
+    def test_invalid_repository_name_is_rejected(self):
+        payload = json.loads(self.payload())
+        payload["repository"]["name"] = "../escape"
+        with self.assertRaisesRegex(ValueError, "unsupported characters"):
+            parse_push(
+                json.dumps(payload).encode(),
+                event_name="push",
+                delivery_id="delivery",
+            )
+
+
+if __name__ == "__main__":
+    unittest.main()