fix: 将 Gitea 配置迁移到 ~/.gitea/config.yaml 多账号配置体系

- 新增 _get_gitea_config.py 从 YAML 读取 URL/repo/token
- _common.sh 改为通过 eval python 脚本加载配置
- GITEA_CICD_SETUP.md / DEV_AGENT.md / QE_AGENT.md 更新文档
- CI 工作流改用 ${{ gitea.server_url }} / ${{ gitea.repository }}

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

scripts/_common.sh

@@ -8,21 +8,21 @@ set -eu
 _COMMON_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 PROJECT_DIR="${PROJECT_DIR:-$(cd "$_COMMON_DIR/.." && pwd)}"
 
-# ── Load local secrets (not tracked by git) ────────────────────────────────────
-if [ -f "$_COMMON_DIR/.env" ]; then
-    source "$_COMMON_DIR/.env"
+# ── Load Gitea configuration ────────────────────────────────────────────────────
+# Primary: ~/.gitea/config.yaml (requires GITEA_USER)
+# Fallback: scripts/.env (backwards compat)
+if ! eval "$(python "$_COMMON_DIR/_get_gitea_config.py" 2>/dev/null)"; then
+    # Fallback: source .env directly
+    if [ -f "$_COMMON_DIR/.env" ]; then
+        source "$_COMMON_DIR/.env"
+    fi
 fi
 
-# ── Default environment variables ──────────────────────────────────────────────
-export GITEA_URL="${GITEA_URL:-https://git.zywl.me}"
-export GITEA_REPO="${GITEA_REPO:-zeekrAI/document_analyzer}"
-
 # ── Validate required environment ──────────────────────────────────────────────
 require_token() {
     if [ -z "${GITEA_API_TOKEN:-}" ]; then
         echo "ERROR: GITEA_API_TOKEN is not set." >&2
-        echo "Set it in scripts/.env or export it:" >&2
-        echo "  export GITEA_API_TOKEN=your-token" >&2
+        echo "Set it in ~/.gitea/config.yaml (with GITEA_USER) or scripts/.env." >&2
         exit 1
     fi
 }