Support batch image upload (#2597)

src/types/apiTypes.ts

@@ -349,6 +349,7 @@ const zComboInputProps = zBaseInputSpecValue.extend({
   control_after_generate: z.boolean().optional(),
   image_upload: z.boolean().optional(),
   image_folder: z.enum(['input', 'output', 'temp']).optional(),
+  allow_batch: z.boolean().optional(),
   remote: zRemoteWidgetConfig.optional()
 })
 

src/types/litegraph-augmentation.d.ts

@@ -122,6 +122,8 @@ declare module '@comfyorg/litegraph' {
     imageOffset?: number
     /** Callback for pasting an image file into the node */
     pasteFile?(file: File): void
+    /** Callback for pasting multiple files into the node */
+    pasteFiles?(files: File[]): void
   }
 }