Update app.py

app.py

@@ -41,6 +41,7 @@ ARL_TOKEN = os.getenv('ARL')
 class DownloadRequest(BaseModel):
     url: str
     quality: str
+    arl: str
 
 @app.get("/")
 def read_root():
@@ -72,9 +73,13 @@ def get_track(track_id: str):
 @app.post("/download/track")
 def download_track(request: DownloadRequest):
     try:
-        dl = DeeLogin(arl=ARL_TOKEN)
+        if request.arl is None or request.arl.strip() == "":
+            ARL = ARL_TOKEN
+        else:
+            ARL = request.arl
         url = request.url
         quality = request.quality
+        dl = DeeLogin(arl=ARL)
 
         if quality not in ["MP3_320", "MP3_128", "FLAC"]:
             raise HTTPException(status_code=400, detail="Invalid quality specified")