feat(0.2.1): M3 前端接入 —— PowerSyncProvider/登录连接/登出清库, 任务模块数据层切本地库 (projectApi/columnApi/taskApi 本地实现, 离线读写+自动上行), 任务编号徽标展示

src/auth/AuthContext.jsx

@@ -1,5 +1,6 @@
 import { createContext, useContext, useEffect, useState } from 'react'
-import { api, getToken, setToken, setRememberFlag } from '../api/client.js'
+import { api, getToken, setToken, setRememberFlag, setCurrentUserId } from '../api/client.js'
+import { disconnectAndClearPowersync } from '../lib/powersync/db.js'
 
 const AuthContext = createContext(null)
 
@@ -17,10 +18,14 @@ export function AuthProvider({ children }) {
       }
       try {
         const data = await api('/auth/me')
-        if (!cancelled) setUser(data.user)
+        if (!cancelled) {
+          setUser(data.user)
+          setCurrentUserId(data.user?.id)
+        }
       } catch {
         if (!cancelled) {
           setToken('')
+          setCurrentUserId('')
           setUser(null)
         }
       } finally {
@@ -36,6 +41,7 @@ export function AuthProvider({ children }) {
     setToken(data.token)
     setRememberFlag(!!remember)
     setUser(data.user)
+    setCurrentUserId(data.user?.id)
     return data.user
   }
 
@@ -44,6 +50,9 @@ export function AuthProvider({ children }) {
     setToken('')
     setRememberFlag(false)
     setUser(null)
+    setCurrentUserId('')
+    // 断开同步并清空本地 SQLite (0.2.1 离线编辑)
+    try { await disconnectAndClearPowersync() } catch { /* ignore */ }
   }
 
   return (