refactor: SearchEngine interface, remove nilable qdrantStore

fts5.go

@@ -0,0 +1,23 @@
+package main
+
+import "context"
+
+type fts5Engine struct {
+	sqlite *sqliteStore
+}
+
+func newFTS5Engine(sqlite *sqliteStore) *fts5Engine {
+	return &fts5Engine{sqlite: sqlite}
+}
+
+func (e *fts5Engine) Index(ctx context.Context, id, _ int64, _ int, note string) error {
+	return e.sqlite.indexFTS(ctx, id, note)
+}
+
+func (e *fts5Engine) Delete(ctx context.Context, id, _ int64) error {
+	return e.sqlite.deleteFTS(ctx, id)
+}
+
+func (e *fts5Engine) Search(ctx context.Context, query string, limit uint64) ([]searchResult, error) {
+	return e.sqlite.searchFTS(ctx, query, limit)
+}