Update Dockerfile

Dockerfile

@@ -55,7 +55,7 @@ RUN cat > start.sh << 'EOF' && chmod +x start.sh
 #!/bin/bash
 
 # Set environment variables for HF Spaces
-export PORT=${PORT:-7860}
+export PORT=7860
 export HOST=0.0.0.0
 export REDIS_URL=redis://localhost:6379
 export PLAYWRIGHT_MICROSERVICE_URL=http://localhost:3000/scrape