Update app.py

app.py

@@ -543,7 +543,7 @@ def process_video(video_url, music_url, poem_verse, poet_name, username,
 
         progress(0.1, desc="Downloading video...")
         if "instagram.com" in video_url or "instagr.am" in video_url:
-            INSTA_API_KEY = os.getenv("INSTA_ONEAPI_KEY")
+            INSTA_API_KEY =os.environ.get('INSTAONEAPIKEY')
             if not INSTA_API_KEY or INSTA_API_KEY == "YOUR_API_KEY_HERE": # Basic check
                 return "Error: Instagram API Key (INSTA_ONEAPI_KEY) not configured in environment.", None
             downloaded_video_path = insta_oneapi(video_url, INSTA_API_KEY)