Update app_enhanced.py

app_enhanced.py

@@ -1050,7 +1050,7 @@ def handle_link():
         link = request.form.get('link', '')
         if not link: return "❌ No link provided"
         import yt_dlp
-        ydl_opts = {'outtmpl': comic_generator.video_path, 'format': 'best[height<=720]'}
+        ydl_opts = {'outtmpl': comic_generator.video_path, 'format': 'best[height<=720]', 'overwrites': True}
         with yt_dlp.YoutubeDL(ydl_opts) as ydl:
             ydl.download([link])
         success = comic_generator.generate_comic()
@@ -1122,4 +1122,4 @@ def frame_file(filename):
 if __name__ == '__main__':
     port = int(os.getenv("PORT", 7860))
     print(f"🚀 Starting Enhanced Comic Generator on host 0.0.0.0, port {port}")
-    app.run(debug=False, host='0.0.0.0', port=port)
+    app.run(debug=False, host='0.0.0.0', port=port)```