refactor(daemon): improve logging in sync handler and ccusage service

- Remove verbose debug logging from sync handler
- Change CCUsage collection failure log level from Warn to Error
- Add warning log when neither bunx nor npx are found

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: AnnatarHe

daemon/handlers.sync.go

@@ -32,15 +32,6 @@ func handlePubSubSync(ctx context.Context, socketMsgPayload interface{}) error {
 		return err
 	}
 
-	// Call SendLocalDataToServer
-	slog.Debug("Sending local data to server",
-		slog.Any("ctx", ctx),
-		slog.Any("cfg", cfg),
-		slog.Time("cursor", time.Unix(0, syncMsg.CursorID)),
-		slog.Any("data", syncMsg.Data),
-		slog.Any("meta", syncMsg.Meta),
-	)
-
 	payload := model.PostTrackArgs{
 		CursorID: time.Unix(0, syncMsg.CursorID).UnixNano(), // Convert nano timestamp to time.Time
 		Data:     syncMsg.Data,

model/ccusage_service.go

@@ -70,7 +70,7 @@ func (s *ccUsageService) Start(ctx context.Context) error {
 			select {
 			case <-s.ticker.C:
 				if err := s.CollectCCUsage(ctx); err != nil {
-					slog.Warn("CCUsage collection failed", "error", err)
+					slog.Error("CCUsage collection failed", "error", err)
 				}
 			case <-s.stopChan:
 				slog.Info("Stopping CCUsage collection service")
@@ -313,6 +313,7 @@ func (s *ccUsageService) collectData(ctx context.Context, since time.Time) (*CCU
 	npxPath, npxErr := lookPath("npx")
 
 	if bunxErr != nil && npxErr != nil {
+		slog.Warn("error looking for bunx or npx", "bunxErr", bunxErr, "npxErr", npxErr)
 		return nil, fmt.Errorf("neither bunx nor npx found in system PATH or common installation locations")
 	}