feat: production branch with deploy config for baota panel

- Add deploy/ directory with production env, supervisor, nginx, migration configs
- Include all latest features: admin management, feedback, footer with ICP/beian
- Database: foreign_trade (PostgreSQL), user: foreign_trade
- Frontend: trade.yuzhiran.com, backend proxy via Nginx

uni-app/src/utils/api.js

@@ -112,8 +112,27 @@ export const productApi = {
 
 export const adminApi = {
   getDashboard: () => request('/admin/dashboard'),
-  listUsers: (page = 1, size = 20) => request(`/admin/users?page=${page}&size=${size}`),
+  listUsers: (page = 1, size = 20, role) => {
+    let url = `/admin/users?page=${page}&size=${size}`
+    if (role) url += `&role=${role}`
+    return request(url)
+  },
   updateUserTier: (userId, tier) => request(`/admin/users/${userId}/tier`, 'PATCH', { tier }),
+  updateUserRole: (userId, role) => request(`/admin/users/${userId}/role`, 'PATCH', { role }),
+  toggleUserActive: (userId) => request(`/admin/users/${userId}/toggle-active`, 'POST'),
+  getUserDetail: (userId) => request(`/admin/users/${userId}`),
+  searchUsers: (q) => request(`/admin/users/search?q=${encodeURIComponent(q)}`),
+  getUsageStats: () => request('/admin/usage-stats'),
+  getLogs: (page = 1, size = 50, filters = {}) => {
+    let url = `/admin/logs?page=${page}&size=${size}`
+    if (filters.action) url += `&action=${encodeURIComponent(filters.action)}`
+    if (filters.user_id) url += `&user_id=${encodeURIComponent(filters.user_id)}`
+    if (filters.date_from) url += `&date_from=${filters.date_from}`
+    if (filters.date_to) url += `&date_to=${filters.date_to}`
+    return request(url)
+  },
+  getConfig: () => request('/admin/config'),
+  updateConfig: (key, value) => request(`/admin/config/${key}`, 'PUT', { value }),
 }
 
 export const analyticsApi = {