chore: 保存进行中的未提交改动（企微定向推送+搜索筛选UI等）

保存合并前工作树中遗留的进行中改动，避免分支合并时丢失：
- scheduler: 填报汇总改为定向推送给支局长/领导(而非广播@all)
- router: JWT token 校验修复，bind token(UUID)不被误剥离
- 工作计划/计划列表: 搜索+筛选+分页 UI
- 各列表 API 增加 search 参数支持
- docker-compose.backend.yml + backend/.dockerignore 纳入版本管理

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

backend/app/services/wecom.py

@@ -139,13 +139,14 @@ class WecomClient:
         except Exception:
             return False
 
-    async def send_markdown_message(self, content: str) -> bool:
-        """Send a markdown message to all users in the app (broadcast)."""
+    async def send_markdown_message(self, content: str, user_ids: list[str] | None = None) -> bool:
+        """Send a markdown message. If user_ids is provided, send to those users; otherwise broadcast to @all."""
         if not settings.WECOM_AGENT_ID:
             return False
         try:
+            touser = "|".join(user_ids) if user_ids else "@all"
             body = {
-                "touser": "@all",
+                "touser": touser,
                 "msgtype": "markdown",
                 "agentid": int(settings.WECOM_AGENT_ID),
                 "markdown": {"content": content},