refactor(app): update deps, decomposition, formatting

docker-compose.yaml

@@ -0,0 +1,33 @@
+services:
+  proxy_lb:
+    container_name: proxy_lb
+    image: nginx:latest
+    ports:
+      - '${PROXY_PORT:-80}:80'
+      - '${PROXY_PORT_SSL:-443}:443'
+    volumes:
+      - './config/nginx/proxy_lb.conf:/etc/nginx/conf.d/default.conf'
+    networks:
+      - c3d_net
+    depends_on:
+      - app
+
+  app:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    deploy:
+      mode: replicated
+      replicas: 2
+    expose:
+      - '${FORWARD_APP_PORT:-3000}'
+    networks:
+      - c3d_net
+
+volumes:
+  c3d_vol:
+    driver: local
+
+networks:
+  c3d_net:
+    driver: bridge