feat: 完成 TraceMemo v2.2.0 品牌身份与数据迁移升级

- 将 WechatExplorer 产品身份升级为 TraceMemo
- 更新 appId、Runtime Identity、Reader Skill 和 API 环境变量
- 增加旧用户数据、Knowledge、Token 与 AI Provider 安全迁移
- 保留 Windows WeFlow 和旧版配置兼容
- 完善首次启动迁移测试及 v2.2.0 发布文档
- 移除 macOS Intel x64 构建与发布支持

services/wechat-connector/ilink/monitor.go

@@ -33,12 +33,12 @@ type Monitor struct {
 
 // NewMonitor creates a new long-poll monitor.
 func NewMonitor(client *Client, handler MessageHandler) (*Monitor, error) {
-	home, err := os.UserHomeDir()
+	accountID := NormalizeAccountID(client.BotID())
+	accountsRoot, err := accountDirectoryForID(accountID)
 	if err != nil {
 		return nil, err
 	}
-	accountID := NormalizeAccountID(client.BotID())
-	bufPath := filepath.Join(home, ".wechatexplorer", "wechat-connector", "accounts", accountID+".sync.json")
+	bufPath := filepath.Join(accountsRoot, accountID+".sync.json")
 
 	m := &Monitor{
 		client:       client,
@@ -73,7 +73,7 @@ func (m *Monitor) Run(ctx context.Context) error {
 			log.Printf("[monitor] GetUpdates error (%d/%d, backoff=%s): %v",
 				m.failures, maxConsecutiveFailures, backoff, err)
 			if m.failures == maxConsecutiveFailures {
-                log.Printf("[monitor] WARNING: %d consecutive failures; reconnect from TraceMemo if this persists.", maxConsecutiveFailures)
+				log.Printf("[monitor] WARNING: %d consecutive failures; reconnect from TraceMemo if this persists.", maxConsecutiveFailures)
 			}
 			select {
 			case <-time.After(backoff):
@@ -96,7 +96,7 @@ func (m *Monitor) Run(ctx context.Context) error {
 			} else {
 				// Sync buf already empty but still getting session expired:
 				// the bot token itself has expired. The user needs to re-login.
-                log.Printf("[monitor] WARNING: WeChat session expired and cannot be auto-recovered; reconnect from TraceMemo.")
+				log.Printf("[monitor] WARNING: WeChat session expired and cannot be auto-recovered; reconnect from TraceMemo.")
 			}
 			select {
 			case <-time.After(sessionExpiredBackoff):