=> Creating database 'my_database_dev'
rake aborted!
Errno::ENOENT: No such file or directory - createdb
/usr/local/bundle/gems/padrino-gen-0.13.2/lib/padrino-gen/padrino-tasks/sql-helpers.rb:18:in `spawn'
/usr/local/bundle/gems/padrino-gen-0.13.2/lib/padrino-gen/padrino-tasks/sql-helpers.rb:18:in `create_db'
/usr/local/bundle/gems/padrino-gen-0.13.2/lib/padrino-gen/padrino-tasks/sequel.rb:52:in `block (2 levels) in <top (required)>'
/usr/local/bundle/gems/rake-11.3.0/exe/rake:27:in `<top (required)>'
/usr/local/bin/bundle:22:in `load'
/usr/local/bin/bundle:22:

FROM ruby:2.2.5
RUN apt-get update -qq && apt-get install -y build-essential libpq-dev
RUN mkdir /app
WORKDIR /app
ADD Gemfile /app/Gemfile
ADD Gemfile.lock /app/Gemfile.lock
RUN bundle install
ADD . /app

version: '2'
services:
db:
  image: postgres:latest
  ports:
    - "2345:5432"
  environment:
    - POSTGRES_PASSWORD=pg_pass
    - POSTGRES_USER=pg_user
web:
  build: .
  command: bundle exec padrino s -p 3000 -h '0.0.0.0'
  ports:
    - "3000:3000"
  volumes:
    - .:/app
  depends_on:
    - db
  links:
    - db:db
  environment:
    - DATABASE_URL=postgres://pg_pass:pg_user@postgres.local:2345/my_database_dev

RUN apt-get update -qq && apt-get install -y build-essential libpq-dev postgresql-client

docker-compose build web

docker-compose run web bundle exec rake sq:create
docker-compose run web bundle exec rake sq:migrate