Update app.py

app.py

@@ -25,6 +25,16 @@ logger = logging.getLogger(__name__)
 
 app = FastAPI(title="YouTube Streaming Translator API")
 
+# Ensure ffmpeg is installed
+def check_ffmpeg_installed():
+    try:
+        subprocess.run(["ffmpeg", "-version"], check=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+        return True
+    except FileNotFoundError:
+        return False
+
+check_ffmpeg_installed()
+        
 # Enable CORS
 app.add_middleware(
     CORSMiddleware,