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>

agents/DEV_AGENT.md

@@ -63,8 +63,7 @@ export GITEA_USER=pzhang_dev_agent_01 # Dev-Agent 账号
 
 1. 读取项目章程和全局状态：`docs/PROJECT_CHARTER.md` 和 `docs/GLOBAL_STATE.md`
 2. 确认环境变量已设置（GITEA_USER + ~/.gitea/config.yaml）
-3. 确认当前在独立的 git worktree 中（启动脚本已自动切到 `~/.gitea/worktrees/`），不与其他 agent 共享工作目录
+3. 用 `/loop 10m` 开启 10 分钟间隔的自动轮询
-4. 用 `/loop 10m` 开启 10 分钟间隔的自动轮询
 4. 轮询内容（多轮递进）：
    a. `--action list --labels product-code` — 先捡带 `product-code` 标签的 Issue
    b. `--action list` 无过滤，筛选 title 带 `[product]` 前缀的无标签 Issue

agents/QE_AGENT.md

@@ -15,8 +15,7 @@ description: QE Agent — 自动化验收测试开发与质量门禁。轮询 Gi
 
 1. 读取项目章程和全局状态：`docs/PROJECT_CHARTER.md` 和 `docs/GLOBAL_STATE.md`
 2. 设好环境变量（见下方"环境要求"）
-3. 确认当前在独立的 git worktree 中（启动脚本已自动切到 `~/.gitea/worktrees/`），不与其他 agent 共享工作目录
+3. 用 `/loop 10m` 开启 10 分钟间隔的自动轮询
-4. 用 `/loop 10m` 开启 10 分钟间隔的自动轮询
 4. 轮询内容（多轮递进）：
    a. `--action list --labels test-code` — 先捡带 `test-code` 标签的 Issue
    b. `--action list` 无过滤，筛选 title 带 `[test]` 前缀的无标签 Issue

scripts/_common.sh

@@ -6,8 +6,7 @@ set -eu
 
 # ── Resolve paths ──────────────────────────────────────────────────────────────
 _COMMON_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-_MAIN_REPO_DIR="$(cd "$_COMMON_DIR/.." && pwd)"
+PROJECT_DIR="${PROJECT_DIR:-$(cd "$_COMMON_DIR/.." && pwd)}"
-PROJECT_DIR="${PROJECT_DIR:-$_MAIN_REPO_DIR}"
 
 # ── Load Gitea configuration ────────────────────────────────────────────────────
 # Primary: ~/.gitea/config.yaml (requires GITEA_USER)
@@ -19,41 +18,6 @@ if ! eval "$(python "$_COMMON_DIR/_get_gitea_config.py" 2>/dev/null)"; then
     fi
 fi
 
-# ── Worktree isolation ─────────────────────────────────────────────────────────
-GITEA_WORKTREE_DIR="${GITEA_WORKTREE_DIR:-$HOME/.gitea/worktrees}"
-
-setup_worktree() {
-    local user="$1"
-    local worktree="$GITEA_WORKTREE_DIR/$user"
-
-    # Already inside a worktree we created — reuse it.
-    if [ -f "$worktree/.gitea-worktree" ]; then
-        echo "Using existing worktree: $worktree"
-        PROJECT_DIR="$worktree"
-        cd "$PROJECT_DIR"
-        return 0
-    fi
-
-    local branch="agent/${user}/$(date +%Y%m%d-%H%M%S)"
-    echo "Creating worktree: $worktree (branch: $branch)"
-    mkdir -p "$GITEA_WORKTREE_DIR"
-    git -C "$_MAIN_REPO_DIR" worktree add -b "$branch" "$worktree" origin/main
-    touch "$worktree/.gitea-worktree"
-    PROJECT_DIR="$worktree"
-    cd "$PROJECT_DIR"
-}
-
-cleanup_worktree() {
-    local user="$1"
-    local worktree="$GITEA_WORKTREE_DIR/$user"
-    if [ -d "$worktree" ]; then
-        rm -f "$worktree/.gitea-worktree"
-        echo "Cleaning up worktree: $worktree"
-        git -C "$_MAIN_REPO_DIR" worktree remove "$worktree" 2>/dev/null || true
-        rm -rf "$worktree" 2>/dev/null || true
-    fi
-}
-
 # ── Validate required environment ──────────────────────────────────────────────
 require_token() {
     if [ -z "${GITEA_API_TOKEN:-}" ]; then

scripts/start_dev_agent.sh

@@ -15,12 +15,6 @@ export GITEA_USER="$1"
 SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
 source "$SCRIPT_DIR/_common.sh"
 
-# Switch to isolated worktree so multiple agents don't conflict
-setup_worktree "$GITEA_USER"
-
-# Cleanup worktree on exit (optional, comment out to keep for debugging)
-trap 'cleanup_worktree "$GITEA_USER"' EXIT
-
 banner "Dev"
 require_token
 

scripts/start_qe_agent.sh

@@ -15,12 +15,6 @@ export GITEA_USER="$1"
 SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
 source "$SCRIPT_DIR/_common.sh"
 
-# Switch to isolated worktree so multiple agents don't conflict
-setup_worktree "$GITEA_USER"
-
-# Cleanup worktree on exit (optional, comment out to keep for debugging)
-trap 'cleanup_worktree "$GITEA_USER"' EXIT
-
 banner "QE"
 require_token