chore: initialize Gitea v1.27.2 fork

Includes direct password setup links in registration emails.

Assisted-by: Codex:GPT-5

modules/git/redirection.go

@@ -0,0 +1,15 @@
+// Copyright 2026 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package git
+
+import "gitea.dev/modules/git/gitcmd"
+
+func HandleGitCmdHTTPRedirection(cmd *gitcmd.Command, targets ...string) {
+	// Protect from SSRF vector (e.g. migrating from an attacker URL).
+	// cmd.AddConfig("http.followRedirects", "false")
+	// However, we can't do so at the moment:
+	// this fails due to 301: git -c http.followRedirects=false clone -v https://gitlab.com/{owner}/{repo}
+	// this succeeds: git -c http.followRedirects=false clone -v https://gitlab.com/{owner}/{repo}.git
+	// FIXME: GIT-CLONE-HTTP-REDIRECT-SSRF: need a complete solution in the future
+}