added port

firefox/compose.yml

@@ -10,6 +10,10 @@ services:
       - LC_ALL=en_US.UTF-8
       - NO_DECOR=true
     shm_size: "2gb"
+    networks:
+      - reverse-proxy
+    ports:
+      - 3101:3001 
     restart: always
     volumes:
       - ${DOCKER_CONFIGS}/firefox/config:/config