Dockerfile and docker-compose for Strapi + Postgres

docker-compose.yml

version: '3'

services:
  strapi:
    container_name: your-strapi
    # Will be replaced by the CI
    image: {IMAGE_NAME}
    ports:
      - 1337:1337
    environment:
      NODE_ENV: production
    depends_on:
      - db

  db:
    container_name: postgres-strapi
    image: postgres
    restart: always
    volumes:
      - ./db:/var/lib/postgresql/data
    environment:
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
      POSTGRES_DB: ${POSTGRES_DB}

Dockerfile

FROM strapi/base:12

ARG POSTGRES_USER
ARG POSTGRES_PASSWORD

WORKDIR /srv/app

COPY . ./
COPY ./ci/wait-for-postgres.sh ./

RUN yarn

ENV NODE_ENV ${NODE_ENV}
ENV HOST 0.0.0.0
ENV PORT 1337
ENV DATABASE_HOST db
ENV DATABASE_PORT 5432
ENV DATABASE_NAME strapi
ENV DATABASE_USERNAME $POSTGRES_USER
ENV DATABASE_PASSWORD $POSTGRES_PASSWORD
ENV DATABASE_SSL false

RUN yarn build

# Re-add modules only for production
RUN rm -rf node_modules
RUN yarn --production

EXPOSE 1337

CMD [ "./wait-for-postgres.sh", "yarn", "start" ]