Update app.py

app.py

@@ -46,11 +46,11 @@ class DownloadResponse(BaseModel):
 def extract_shortcode(url: str) -> str:
     """Extract Instagram post shortcode from URL"""
     url = url.strip()
-    parts = url.split('/')
-    
-    if 'instagram.com' not in parts:
+    # Correct the check for 'instagram.com'
+    if 'instagram.com' not in url:
         raise ValueError("Invalid Instagram URL")
     
+    parts = url.split('/')
     for i, part in enumerate(parts):
         if part in ['p', 'reel', 'tv'] and (i+1) < len(parts):
             shortcode = parts[i+1].split('?')[0]
@@ -120,8 +120,6 @@ async def download_post(request: PostRequest):
     return {"download_url": download_url}
 
 
-
-
 @app.get("/api/health")
 async def health_check():
-    return {"status": "healthy"}
+    return {"status": "healthy"}