feat: 新增设备位置追踪与网页管理页面

- 更新服务端默认Lua版本与客户端程序版本至 v1.5.16
- 新增后端API接口用于提交和查询设备位置数据
- 为售票机和检票机添加后台GPS位置同步任务，定期上报设备坐标
- 服务端新增设备位置缓存，并自动清理超过5分钟未更新的过期数据
- 新增网页端设备位置地图页面，支持实时展示、点击查看详情与每分钟自动刷新

server/routes/api.js

@@ -163,6 +163,29 @@ router.get('/check-update', (req, res) => {
   res.json({ update_counter: globalUpdateCounter });
 });
 
+router.post('/machine-location', (req, res) => {
+  const data = req.body || {};
+  if (!data.device_id) return res.status(400).json({ ok: false, error: 'device_id required' });
+  if (!data.station && data.station_code) {
+    data.station = resolveStationName(data.station_code);
+  }
+  DataService.updateMachineLocation(data.device_id, data);
+  res.json({ ok: true });
+});
+
+router.get('/machine-locations', (req, res) => {
+  const locs = DataService.getMachineLocations() || {};
+  // clean up old locations (> 5 minutes)
+  const now = Date.now();
+  const active = {};
+  for (const [id, data] of Object.entries(locs)) {
+    if (now - data.last_update_ts < 5 * 60 * 1000) {
+      active[id] = data;
+    }
+  }
+  res.json({ ok: true, data: active });
+});
+
 // Config
 router.get('/config', (req, res) => {
   const cfg = DataService.getConfig();

server/services/data.js

@@ -22,8 +22,8 @@ const pool = mysql.createPool({
 });
 
 const DEFAULT_LUA_VERSIONS = {
-  ticketmachine: 'v1.5.8',
-  gate: 'v1.5.8'
+  ticketmachine: 'v1.5.16',
+  gate: 'v1.5.16'
 };
 
 function normalizeLuaVersions(input) {
@@ -64,7 +64,8 @@ const cache = {
   icCardIndex: {},
   icCardEvents: [],
   statsTicket: [],
-  statsGate: []
+  statsGate: [],
+  machineLocations: {}
 };
 
 const DataService = {
@@ -522,6 +523,14 @@ const DataService = {
   }),
   saveExport: () => {
       try { fs.writeFileSync(paths.export, JSON.stringify(DataService.buildExportPayload(), null, 2)); } catch(e){}
+  },
+
+  getMachineLocations: () => cache.machineLocations,
+  updateMachineLocation: (deviceId, data) => {
+    cache.machineLocations[deviceId] = {
+      ...data,
+      last_update_ts: Date.now()
+    };
   }
 };