feat: add Uptime Kuma heartbeat monitoring

- Add heartbeat configuration to config.yaml
- Implement HeartbeatMonitor class in watch.py
- Send heartbeat every 40 seconds to Uptime Kuma push endpoint
- Update config.yaml.example with heartbeat settings
- Add heartbeat logging at INFO level

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

.gitignore

@@ -33,3 +33,6 @@ config.yaml
 # Excel temp files
 Excel/
 *.tmp
+
+.claude/
+.agents/

config.yaml.example

@@ -1,5 +1,27 @@
 # Excel to SQL Server Migration Configuration
 
+# ================= 定时检查参数 =================
+check_interval_minutes: 5   # 每隔多少分钟扫描一次源文件
+
+# ================= 日志配置 =================
+logging:
+  level: "INFO"              # DEBUG / INFO / WARNING
+  log_dir: "logs"            # 日志目录（相对于项目根目录）
+  max_keep_days: 7          # 日志文件保留天数
+
+# ================= Uptime Kuma 心跳检测 =================
+heartbeat:
+  enabled: false             # 是否启用心跳检测
+  interval_seconds: 40       # 心跳发送间隔（秒）
+  url: "YOUR_UPTIME_KUMA_PUSH_URL"  # Uptime Kuma 推送端点 URL
+
+# ================= LAN 源文件路径 =================
+# key = 本地相对路径 (对应 tables.sources[].file)
+# value = 局域网 UNC 绝对路径
+lan_sources:
+  "PG/生产执行卡2022.xlsm": "\\\\192.168.110.113\\生产执行卡\\往年生产执行卡\\生产执行卡2022.xlsm"
+  # ... 其他 LAN 源文件路径
+
 # ================= SQL Server 连接 =================
 sql_server:
   driver: "ODBC Driver 18 for SQL Server"

watch.py

@@ -6,6 +6,9 @@ import argparse
 import logging
 import os
 import time
+import threading
+import urllib.request
+import urllib.error
 
 from logger import setup_logger
 from migrate import load_config, get_connection, create_schema, migrate_table
@@ -14,6 +17,77 @@ from sync import sync_all_files, determine_tables_to_migrate
 logger = logging.getLogger('app')
 
 
+class HeartbeatMonitor:
+    """Uptime Kuma heartbeat monitor running in a separate thread."""
+
+    def __init__(self, url, interval_seconds):
+        self.url = url
+        self.interval_seconds = interval_seconds
+        self.running = False
+        self.thread = None
+        logger.info(f"心跳监控初始化: 间隔 {interval_seconds} 秒")
+
+    def _send_heartbeat(self):
+        """Send a heartbeat request to Uptime Kuma."""
+        try:
+            # Add current timestamp to ping parameter
+            ping = str(int(time.time()))
+            full_url = f"{self.url}{ping}"
+
+            request = urllib.request.Request(full_url, method='GET')
+            request.add_header('User-Agent', 'Excel-to-SQL-Server-WatchDaemon/1.0')
+
+            with urllib.request.urlopen(request, timeout=10) as response:
+                if response.status == 200:
+                    logger.info(f"心跳发送成功")
+                else:
+                    logger.warning(f"心跳返回异常状态码: {response.status}")
+        except urllib.error.URLError as e:
+            logger.error(f"心跳发送失败 (网络错误): {e}")
+        except Exception as e:
+            logger.error(f"心跳发送失败 (未知错误): {e}")
+
+    def _run_loop(self):
+        """Main heartbeat loop running in the thread."""
+        logger.info("心跳监控线程已启动")
+
+        while self.running:
+            self._send_heartbeat()
+
+            # Wait for the interval or until stopped
+            for _ in range(self.interval_seconds):
+                if not self.running:
+                    break
+                time.sleep(1)
+
+        logger.info("心跳监控线程已停止")
+
+    def start(self):
+        """Start the heartbeat monitor thread."""
+        if self.running:
+            logger.warning("心跳监控已在运行")
+            return
+
+        self.running = True
+        self.thread = threading.Thread(target=self._run_loop, daemon=True)
+        self.thread.start()
+        logger.info("心跳监控已启动")
+
+    def stop(self):
+        """Stop the heartbeat monitor thread."""
+        if not self.running:
+            return
+
+        logger.info("正在停止心跳监控...")
+        self.running = False
+
+        # Wait for thread to finish
+        if self.thread and self.thread.is_alive():
+            self.thread.join(timeout=5)
+
+        logger.info("心跳监控已停止")
+
+
 def run_once(cfg):
     """Execute one sync + migrate cycle."""
     excel_dir = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'Excel')
@@ -100,6 +174,20 @@ def main():
     logger.info(f"  同步间隔: {interval} 分钟")
     logger.info("=" * 50)
 
+    # Initialize heartbeat monitor if configured
+    heartbeat_monitor = None
+    heartbeat_cfg = cfg.get('heartbeat', {})
+    if heartbeat_cfg.get('enabled', False):
+        url = heartbeat_cfg.get('url', '').strip()
+        interval_seconds = heartbeat_cfg.get('interval_seconds', 40)
+
+        if url:
+            heartbeat_monitor = HeartbeatMonitor(url, interval_seconds)
+            heartbeat_monitor.start()
+        else:
+            logger.warning("心跳已启用但 URL 未配置，跳过心跳监控")
+
+    try:
         while True:
             try:
                 run_once(cfg)
@@ -112,6 +200,10 @@ def main():
 
             logger.info(f"下次检查: {interval} 分钟后")
             time.sleep(interval * 60)
+    finally:
+        # Stop heartbeat monitor on exit
+        if heartbeat_monitor:
+            heartbeat_monitor.stop()
 
 
 if __name__ == '__main__':