feat: add memory cache

database/cache/cache.go

@@ -62,6 +62,7 @@ var (
 	marshaler        func(data any) ([]byte, error)     = json.Marshal
 	unmarshaler      func(data []byte, model any) error = json.Unmarshal
 	ErrorKeyNotFound                                    = errors.New("key not found")
+	ErrorStoreFailed                                    = errors.New("store failed")
 	Default          Cache
 )