C4D with External Postgres

docker-compose.yaml

version: "3.5"
services:
  coder:
    image: docker.io/codercom/coder:1.29.1
    container_name: coderd
    restart: unless-stopped
    # network_mode: host
    ports:
      - 7080:7080/tcp
    networks:
     - coder
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
      - ${HOME}/.coder:/var/run/coder
    environment:
      DB_EMBEDDED: ""
      DB_HOST: "db"
      DB_PORT: 5432
      DB_USER: postgres
      DB_PASSWORD: "password"
      DB_NAME: postgres
      DB_SSL_MODE: disable
  db:
    container_name: postgres
    image: postgres
    restart: unless-stopped
    ports:
      - 5432:5432/tcp
    networks:
     - coder
    environment:
      POSTGRES_PASSWORD: password
    volumes: 
      - db-data:/var/lib/postgresql/data
networks:
  coder:
    name: coder_network
volumes:
  db-data: {}