programatrava - umbrella on Elixir

docker-compose.yml

# https://twitter.com/programatrava/status/1675246821717803014
version: '3.1'

services:
  app:
    build: .
    depends_on:
      - db
    ports:
      - "4000:4000"
  db:
    image: postgres:13
    environment:
      - POSTGRES_PASSWORD=postgres
      - POSTGRES_USER=postgres
      - POSTGRES_DB=myapp
    volumes:
      - ./data/db:/var/lib/postgresql/data

Dockerfile

# We start from a Elixir base image
FROM elixir:1.12

# Create app directory and copy the Elixir projects into it
RUN mkdir /app
COPY . /app
WORKDIR /app

# Install hex and rebar
RUN mix local.hex --force && \
    mix local.rebar --force

# Set the environment to prod
ENV MIX_ENV=prod

# Install dependencies
RUN mix deps.get --only prod

# Compile the project
RUN mix compile

# Expose the port
EXPOSE 4000

# Run the command to start the Phoenix server
CMD ["mix", "phx.server"]