fix:优化docker p配置

server/db.js

@@ -162,4 +162,16 @@ try {
   `)
 } catch (_) {}
 
+// 后台留言：供开发者收集用户反馈
+try {
+  db.exec(`
+    CREATE TABLE IF NOT EXISTS feedback (
+      id INTEGER PRIMARY KEY AUTOINCREMENT,
+      content TEXT NOT NULL,
+      ip TEXT,
+      created_at TEXT NOT NULL DEFAULT (datetime('now'))
+    )
+  `)
+} catch (_) {}
+
 module.exports = db

server/routes.js

@@ -8,6 +8,7 @@ const router = express.Router()
 router.get('/db/dashboard', (req, res) => {
   try {
     const tables = [
+      'feedback',
       'situation',
       'force_summary',
       'power_index',
@@ -23,6 +24,7 @@ router.get('/db/dashboard', (req, res) => {
     ]
     const data = {}
     const timeSort = {
+      feedback: 'created_at DESC',
       situation: 'updated_at DESC',
       situation_update: 'timestamp DESC',
       gdelt_events: 'event_time DESC',
@@ -89,6 +91,23 @@ router.post('/visit', (req, res) => {
   }
 })
 
+router.post('/feedback', (req, res) => {
+  try {
+    const content = (req.body?.content ?? '').toString().trim()
+    if (!content || content.length > 2000) {
+      return res.status(400).json({ ok: false, error: '留言内容 1–2000 字' })
+    }
+    const ip = getClientIp(req)
+    db.prepare(
+      'INSERT INTO feedback (content, ip) VALUES (?, ?)'
+    ).run(content.slice(0, 2000), ip)
+    res.json({ ok: true })
+  } catch (err) {
+    console.error(err)
+    res.status(500).json({ ok: false, error: err.message })
+  }
+})
+
 router.get('/stats', (req, res) => {
   try {
     const viewers = db.prepare(