Update app.py

app.py

@@ -59,7 +59,7 @@ def store_document_data(PDF_FILE):
             with open(index_file, "rb") as f:
                 response = requests.post(API_URL_EMBEDDINGS, files={"file": f})
 
-            response = requests.post(API_URL_METADATA, json={"doc_index": doc_index})
+            response = requests.post(API_URL_METADATA, json={"doc_index": max(0, doc_index)})
 
             print("sent")
         except requests.exceptions.RequestException as e: