Update service ports: frontend to 33768, backend internal-only

- Change frontend port from 9999 to 33768
- Remove backend port exposure for security (only accessible via Docker network)

docker-compose.yml

@@ -8,8 +8,6 @@ services:
     container_name: drone-footage-backend
     volumes:
       - /home/uad/nextcloud/footages:/footages:ro
-    ports:
-      - "8000:8000"
     restart: unless-stopped
     networks:
       - drone-footage-network
@@ -20,7 +18,7 @@ services:
       dockerfile: Dockerfile
     container_name: drone-footage-frontend
     ports:
-      - "9999:80"
+      - "33768:80"
     depends_on:
       - backend
     restart: unless-stopped