Update app.py

app.py

@@ -881,13 +881,18 @@ async def handle_video_stream(path: str, request: Request):
 
     return StreamingResponse(generate(), status_code=response.status_code, headers=headers)
 
-@app.get("/encrypted/{encrypted_data}")
+@app.get("/e/{encrypted_data}")
 async def handle_encrypted_stream(encrypted_data: str, request: Request):
     try:
         browser_info = request.headers.get('User-Agent', '') + request.headers.get('Accept-Language', '') + str(request.client.host)
-        key = hashlib.sha256(browser_info.encode()).hexdigest()[:32].encode()
-        fernet = Fernet(base64.urlsafe_b64encode(key))
-        decrypted_url = fernet.decrypt(base64.urlsafe_b64decode(encrypted_data)).decode()
+        key = hashlib.sha256(browser_info.encode()).hexdigest()[:32]
+        
+        encrypted_bytes = base64.b64decode(encrypted_data)
+        iv = encrypted_bytes[:16]
+        ciphertext = encrypted_bytes[16:]
+        
+        cipher = Fernet(base64.urlsafe_b64encode(key.encode()))
+        decrypted_url = cipher.decrypt(base64.urlsafe_b64encode(iv + ciphertext)).decode()
         
         if not decrypted_url.startswith('/rbxg/'):
             raise ValueError("Invalid decrypted URL")
@@ -989,7 +994,7 @@ async def retry_upload(upload_url: str, file_content: bytes, content_type: str,
             print(f"Error during upload: {e}")
         
         await asyncio.sleep(delay)
-        delay = min(delay * 2, 60)
+        delay = min(delay * 2, 60)  # Exponential backoff, capped at 60 seconds
     
     return False