feat(storage): support a object storage custom path prefix

web/utils/config-constants.tsx

@@ -535,6 +535,13 @@ export const S3_TEXT_FIELDS_INFO = {
     placeholder: 'your secret key',
     tip: '',
   },
+  pathPrefix: {
+    fieldName: 'pathPrefix',
+    label: 'Path prefix',
+    maxLength: 255,
+    placeholder: '/my/custom/path',
+    tip: 'Optionally prepend a custom path for the final URL',
+  },
   forcePathStyle: {
     fieldName: 'forcePathStyle',
     label: 'Force path-style',

web/utils/server-status-context.tsx

@@ -39,6 +39,7 @@ const initialServerConfigState: ConfigDetails = {
     endpoint: '',
     region: '',
     secret: '',
+    pathPrefix: '',
     forcePathStyle: false,
   },
   yp: {