fix: resolve golangci-lint errcheck and staticcheck issues

- cmd/intercept/main.go: explicitly discard db.Close() errors (3x)
- internal/setup/wizard.go: explicitly discard Close/RemoveAll errors (3x)
- internal/svc/daemon_rpc_memory.go: apply De Morgan's law (QF1001)

Author: DotNetAge

cmd/intercept/main.go

@@ -189,14 +189,14 @@ func initGraphIndexer() *goragindexer.GraphIndexer {
 	modelPath := filepath.Join(dataDir, "models", "model_q4.onnx")
 	if _, err := os.Stat(modelPath); err != nil {
 		fmt.Printf("  [KB] embedder model not found at %s\n", modelPath)
-		db.Close()
+		_ = db.Close()
 		return nil
 	}
 
 	emb, err := embedder.NewChineseClipEmbedder(embedder.WithModelFile(modelPath))
 	if err != nil {
 		fmt.Printf("  [KB] cannot initialize embedder: %v\n", err)
-		db.Close()
+		_ = db.Close()
 		return nil
 	}
 
@@ -209,7 +209,7 @@ func initGraphIndexer() *goragindexer.GraphIndexer {
 	)
 	if err != nil {
 		fmt.Printf("  [KB] cannot open vector store: %v\n", err)
-		db.Close()
+		_ = db.Close()
 		return nil
 	}
 

internal/setup/wizard.go

@@ -852,15 +852,15 @@ func (m *firstRunModel) runEmbedderDownload(taskIdx int) {
 		m.markTaskDone(taskIdx, taskFailed, err, "")
 		return
 	}
-	defer src.Close()
+	defer func() { _ = src.Close() }()
 
 	dst, err := os.Create(dstPath)
 	if err != nil {
 		m.downloadCh <- downloadProgressMsg{Done: true, Err: fmt.Errorf(i18n.T("setup.memory.model.create.failed"), err)}
 		m.markTaskDone(taskIdx, taskFailed, err, "")
 		return
 	}
-	defer dst.Close()
+	defer func() { _ = dst.Close() }()
 
 	if _, err := io.Copy(dst, src); err != nil {
 		m.downloadCh <- downloadProgressMsg{Done: true, Err: fmt.Errorf(i18n.T("setup.memory.model.copy.failed"), err)}
@@ -869,7 +869,7 @@ func (m *firstRunModel) runEmbedderDownload(taskIdx int) {
 	}
 
 	srcDir := filepath.Join(cacheDir, strings.ReplaceAll(modelID, "/", string(filepath.Separator)))
-	os.RemoveAll(srcDir)
+	_ = os.RemoveAll(srcDir)
 
 	m.downloadCh <- downloadProgressMsg{
 		Done:   true,

internal/svc/daemon_rpc_memory.go

@@ -497,7 +497,7 @@ func (d *Daemon) handleFilewatchStatus(_ context.Context, _ json.RawMessage) (an
 				continue
 			}
 			// Only reconcile entries that look like they were never synced.
-			if st.State != "pending" && !(st.State == "indexing" && st.TotalFiles == 0 && st.IndexedFiles == 0) {
+			if st.State != "pending" && (st.State != "indexing" || st.TotalFiles != 0 || st.IndexedFiles != 0) {
 				continue
 			}
 			cacheDir := filepath.Join(status.CacheBase, kbwatch.SanitizeDirName(dir))