自检修复: reflog读git + threaded=True + TODO误判修正

- Git: 从.git/logs/HEAD读取提交历史，不依赖git二进制
- Flask: threaded=True防止单线程阻塞
- TODO: 'already running'→completed而非failed
- E元成长: 改用reflog行数计算commit数

gateway/scripts/dashboard.py

@@ -562,22 +562,45 @@ def api_kanban():
 # ════════════════════════════════════════════════════════════
 @app.route("/api/git")
 def api_git():
-    """最近 git 提交历史 + 分支状态"""
+    """最近 git 提交历史 + 分支状态（从 .git 直接读取，不依赖 git 命令）"""
     try:
-        git_dir = os.path.join(os.path.dirname(os.path.abspath(__file__)), "..", "..")
-        git_dir = os.path.normpath(git_dir)  # → AgentsMeeting/
-        if not os.path.exists(os.path.join(git_dir, ".git")):
-            # 如果 _PROJECT_OVERRIDE 设置了，用它
-            git_dir = os.environ.get("AGENTSMEETING_ROOT", "")
-            if not git_dir or not os.path.exists(os.path.join(git_dir, ".git")):
-                return jsonify({"ok": False, "log": [".git not found at " + git_dir], "dirty": False})
-        r = subprocess.run(["git", "log", "--oneline", "-10"],
-                           cwd=git_dir, capture_output=True, text=True, timeout=5)
-        log_lines = r.stdout.strip().split("\n") if r.returncode == 0 else ["git not available"]
-        r2 = subprocess.run(["git", "status", "--short"],
-                            cwd=git_dir, capture_output=True, text=True, timeout=5)
-        dirty = r2.stdout.strip() != "" if r2.returncode == 0 else False
-        return jsonify({"ok": True, "log": log_lines if log_lines != [""] else [], "dirty": dirty, "branch": "master"})
+        git_dir = os.path.normpath(os.path.join(os.path.dirname(os.path.abspath(__file__)), "..", ".."))
+        dot_git = os.path.join(git_dir, ".git")
+        if not os.path.exists(dot_git):
+            alt = os.environ.get("AGENTSMEETING_ROOT", "")
+            if alt and os.path.exists(os.path.join(alt, ".git")):
+                git_dir = alt
+                dot_git = os.path.join(alt, ".git")
+            else:
+                return jsonify({"ok": True, "log": [], "dirty": False, "note": "no .git"})
+        # 从 .git/logs/HEAD 读取最近提交
+        reflog = os.path.join(dot_git, "logs", "HEAD")
+        log_lines = []
+        if os.path.exists(reflog):
+            with open(reflog, "r", encoding="utf-8", errors="replace") as f:
+                lines = f.readlines()
+            # 取最后 10 行非空行，格式: "hash hash user ... msg"
+            for line in reversed(lines):
+                line = line.strip()
+                if not line:
+                    continue
+                parts = line.split("\t")
+                msg = parts[-1] if len(parts) > 1 else line
+                # 取前 7 位 hash
+                hash_part = line.split()[1][:7] if len(line.split()) > 1 else "?"
+                log_lines.append(f"{hash_part} {msg}")
+                if len(log_lines) >= 10:
+                    break
+        # 检查是否有未提交的改动：比较 .git/index 的 mtime 与 HEAD
+        dirty = False
+        head_file = os.path.join(dot_git, "HEAD")
+        index_file = os.path.join(dot_git, "index")
+        if os.path.exists(head_file) and os.path.exists(index_file):
+            try:
+                dirty = os.path.getmtime(index_file) > os.path.getmtime(head_file)
+            except:
+                pass
+        return jsonify({"ok": True, "log": log_lines, "dirty": dirty, "branch": "master", "source": "reflog"})
     except Exception as e:
         return jsonify({"ok": False, "error": str(e), "log": [], "dirty": False})
 
@@ -681,16 +704,16 @@ def api_metagrowth():
                         entry = json.loads(line)
                         if entry.get("status") == "completed":
                             completed_fixes += 1
-        # 统计 git 提交次数（用作开发活动指标）
-        git_dir = os.path.normpath(os.path.join(os.path.dirname(os.path.abspath(__file__)), "..", ".."))
+        # 统计 git 提交次数（从 reflog 行数计算）
+        git_dir2 = os.path.normpath(os.path.join(os.path.dirname(os.path.abspath(__file__)), "..", ".."))
         commit_count = 0
-        try:
-            r = subprocess.run(["git", "rev-list", "--count", "HEAD"],
-                               cwd=git_dir, capture_output=True, text=True, timeout=5)
-            if r.returncode == 0:
-                commit_count = int(r.stdout.strip())
-        except:
-            pass
+        reflog = os.path.join(git_dir2, ".git", "logs", "HEAD")
+        if os.path.exists(reflog):
+            try:
+                with open(reflog, "r", encoding="utf-8", errors="replace") as f:
+                    commit_count = sum(1 for line in f if line.strip())
+            except:
+                pass
         return jsonify({
             "ok": True,
             "status": "planned",  # Phase 3
@@ -814,7 +837,7 @@ def main():
     port = int(os.environ.get("DASHBOARD_PORT", 5803))
     log.info(f"Dashboard starting on :{port}")
     print(f"[dashboard] Starting on http://127.0.0.1:{port}")
-    app.run(host="0.0.0.0", port=port, debug=False, use_reloader=False)
+    app.run(host="0.0.0.0", port=port, debug=False, use_reloader=False, threaded=True)
 
 
 if __name__ == "__main__":

gateway/scripts/self_todo_executor.py

@@ -162,7 +162,11 @@ def main():
         log(f"处理: {service} — {issue}")
 
         success, detail = execute_fix(entry)
-        if success:
+        # "another instance is already running" = 服务已在正常运行，不算失败
+        if not success and "another instance is already running" in detail:
+            mark_todo(entry, "completed", "already_running")
+            log(f"  ✅ {service}: 已在运行，无需修复 ({detail[:60]})")
+        elif success:
             mark_todo(entry, "completed", detail)
             log(f"  ✅ {service}: 修复成功 ({detail})")
         else: