feat: add support for s3 path (#1233)

* add support for path

* fix typo and switch positions with Path and Bucket

* using path method instead of string concatenation

api/storage.go

@@ -12,6 +12,7 @@ type StorageConfig struct {
 
 type StorageS3Config struct {
 	EndPoint  string `json:"endPoint"`
+	Path      string `json:"path"`
 	Region    string `json:"region"`
 	AccessKey string `json:"accessKey"`
 	SecretKey string `json:"secretKey"`