fix

main.py

@@ -7,6 +7,7 @@ from flask_cors import CORS, cross_origin
 import psycopg2
 import spacy
 import requests
+import shutil
 import spacy_transformers
 import torch
 from transformers import AutoTokenizer, AutoModelForSeq2SeqLM, pipeline
@@ -202,6 +203,15 @@ if __name__ == "__main__":
     threading.Thread(target=clear_inactive, name='clear').start()
     rec = Recommender(retriever)
 
+    for filename in os.listdir("/app/"):
+        file_path = os.path.join(folder, filename)
+        try:
+            if os.path.isfile(file_path) or os.path.islink(file_path):
+                os.unlink(file_path)
+            elif os.path.isdir(file_path):
+                shutil.rmtree(file_path)
+        except Exception as e:
+            print('Failed to delete %s. Reason: %s' % (file_path, e))
     
     cur.execute('CREATE TABLE IF NOT EXISTS feedback_experimental (id serial PRIMARY KEY,'
                                  'query text NOT NULL,'