chore: initialize Gitea v1.27.2 fork

Includes direct password setup links in registration emails.

Assisted-by: Codex:GPT-5

modules/templates/util_json.go

@@ -0,0 +1,35 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package templates
+
+import (
+	"bytes"
+
+	"gitea.dev/modules/json"
+)
+
+type JsonUtils struct{} //nolint:revive // variable naming triggers on Json, wants JSON
+
+var jsonUtils = JsonUtils{}
+
+func NewJsonUtils() *JsonUtils { //nolint:revive // variable naming triggers on Json, wants JSON
+	return &jsonUtils
+}
+
+func (su *JsonUtils) EncodeToString(v any) string {
+	out, err := json.Marshal(v)
+	if err != nil {
+		return ""
+	}
+	return string(out)
+}
+
+func (su *JsonUtils) PrettyIndent(s string) string {
+	var out bytes.Buffer
+	err := json.Indent(&out, []byte(s), "", "  ")
+	if err != nil {
+		return ""
+	}
+	return out.String()
+}