Update app.py

app.py

@@ -446,9 +446,20 @@ def read_uploaded_workbook(file):
         return [], f"❌ Error: {e}"
 
 def clear_all(tmp_dir):
+    # wipe out the temp folder if it exists
     if tmp_dir and os.path.exists(tmp_dir):
         shutil.rmtree(tmp_dir)
-    return "", [], [], gr.update(visible=False), [], "Cleared.", None, ""
+    return (
+        None,                                 # clear the single‐file upload
+        [],                                   # reset the image_data_state
+        [],                                   # clear the multi‐file upload
+        gr.update(visible=False, value=None), # hide & clear the hidden ZIP file
+        [],                                   # clear the “individual downloads” list
+        "Cleared.",                           # status message
+        None,                                 # reset temp_dir_state
+        ""                                    # clear the URL textbox
+    )
+
 
 # === CSS ===
 css = """