fix: materialize FTS hits before fetching entries to avoid sqlite deadlock

sqlite.go

@@ -218,16 +218,29 @@ func (s *sqliteStore) searchFTS(ctx context.Context, query string, limit uint64)
 	if err != nil {
 		return nil, fmt.Errorf("fts query: %w", err)
 	}
-	defer rows.Close()
 
-	var results []searchResult
+	type hit struct {
+		id   int64
+		rank float64
+	}
+	var hits []hit
 	for rows.Next() {
-		var id int64
+		var h hit
-		var rank float64
+		if err := rows.Scan(&h.id, &h.rank); err != nil {
-		if err := rows.Scan(&id, &rank); err != nil {
+			rows.Close()
 			return nil, fmt.Errorf("scan: %w", err)
 		}
-		entry, err := s.getByID(ctx, id)
+		hits = append(hits, h)
+	}
+	rows.Close()
+
+	if err := rows.Err(); err != nil {
+		return nil, fmt.Errorf("rows: %w", err)
+	}
+
+	results := make([]searchResult, 0, len(hits))
+	for _, h := range hits {
+		entry, err := s.getByID(ctx, h.id)
 		if err != nil {
 			return nil, fmt.Errorf("get entry: %w", err)
 		}
@@ -236,12 +249,9 @@ func (s *sqliteStore) searchFTS(ctx context.Context, query string, limit uint64)
 		}
 		results = append(results, searchResult{
 			Entry: *entry,
-			Score: float32(-rank),
+			Score: float32(-h.rank),
 		})
 	}
-	if err := rows.Err(); err != nil {
-		return nil, fmt.Errorf("rows: %w", err)
-	}
 
 	return results, nil
 }