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/api/visits.py

@@ -247,11 +247,14 @@ async def update_visit(
         "visit_method": visit.visit_method, "time_range": visit.time_range,
         "visitor_name": visit.visitor_name or "", "visitor_phone": visit.visitor_phone or "",
         "communication_content": visit.communication_content, "customer_demand": visit.customer_demand,
+        "manager_id": str(visit.manager_id) if visit.manager_id else "",
     }
 
     update_data = data.model_dump(exclude_unset=True)
     if "visit_date" in update_data and update_data["visit_date"]:
         update_data["visit_date"] = parse_date(update_data["visit_date"])
+    if "manager_id" in update_data and update_data["manager_id"]:
+        update_data["manager_id"] = uuid.UUID(update_data["manager_id"])
 
     for key, value in update_data.items():
         setattr(visit, key, value)
@@ -262,6 +265,7 @@ async def update_visit(
         "visit_method": visit.visit_method, "time_range": visit.time_range,
         "visitor_name": visit.visitor_name or "", "visitor_phone": visit.visitor_phone or "",
         "communication_content": visit.communication_content, "customer_demand": visit.customer_demand,
+        "manager_id": str(visit.manager_id) if visit.manager_id else "",
     }
     changes = compute_diff(old_snapshot, new_snapshot)
     if changes:
@@ -282,7 +286,7 @@ async def update_visit(
 
     # Audit log (before commit — part of same transaction)
     cust = await db.execute(select(Customer.name).where(Customer.id == visit.customer_id))
-    await log_audit(db, "visit", visit.id, f"{cust.scalar_one_or_none() or ''} ({visit.visit_date})", "update", current_user["user_id"], current_user["name"], ", ".join([c["field"] for c in changes]) if changes else "")
+    await log_audit(db, "visit", visit.id, f"{cust.scalar_one_or_none() or ''} ({visit.visit_date})", "update", current_user["user_id"], current_user["name"], ", ".join(changes.keys()) if changes else "")
     await db.commit()
     await db.refresh(visit)
     return await _enrich_visit(visit, db)