fix zombie leak, add quiet-hours toggle, improve query reply, configurable router threshold, JS dashboard

internal/store/facts.go

@@ -36,7 +36,10 @@ func (s *Store) WriteFact(ctx context.Context, ts time.Time, kind FactKind, key,
 	if err != nil {
 		return 0, fmt.Errorf("write fact: %w", err)
 	}
-	id, _ := res.LastInsertId()
+	id, err := res.LastInsertId()
+	if err != nil {
+		return 0, fmt.Errorf("last insert id: %w", err)
+	}
 	return id, nil
 }
 
@@ -156,7 +159,10 @@ func (s *Store) CorrectValue(ctx context.Context, key, source string, value any,
 	if err := tx.Commit(); err != nil {
 		return 0, err
 	}
-	newID, _ = res.LastInsertId()
+	newID, err = res.LastInsertId()
+	if err != nil {
+		return 0, fmt.Errorf("last insert id: %w", err)
+	}
 	return newID, nil
 }
 

internal/store/notes.go

@@ -28,7 +28,10 @@ func (s *Store) WriteNote(ctx context.Context, ts time.Time, text string, embedd
 	if err != nil {
 		return 0, fmt.Errorf("write note: %w", err)
 	}
-	id, _ := res.LastInsertId()
+	id, err := res.LastInsertId()
+	if err != nil {
+		return 0, fmt.Errorf("last insert id: %w", err)
+	}
 	return id, nil
 }
 

internal/store/store.go

@@ -70,7 +70,9 @@ func Open(ctx context.Context, path string) (*Store, error) {
 	// single writer expected; the daemon is the only process touching the db.
 	db.SetMaxOpenConns(1)
 	if _, err := db.ExecContext(ctx, schemaSQL); err != nil {
-		_ = db.Close()
+		if closeErr := db.Close(); closeErr != nil {
+			return nil, fmt.Errorf("apply schema: %w (close: %v)", err, closeErr)
+		}
 		return nil, fmt.Errorf("apply schema: %w", err)
 	}
 	return &Store{db: db}, nil