added game name cache to localstate

internal/localstate.go

@@ -13,14 +13,15 @@ type AssetState struct {
 }
 
 type LocalState struct {
-	Assets []AssetState
+	Assets  []AssetState
+	GameIDs map[string]string
 }
 
 func loadLocalState(filename string) (*LocalState, error) {
 	file, err := os.Open(filename)
 	if err != nil {
 		if errors.Is(err, os.ErrNotExist) {
-			return &LocalState{Assets: []AssetState{}}, nil
+			return &LocalState{Assets: []AssetState{}, GameIDs: map[string]string{}}, nil
 		}
 		return nil, err
 	}