Screw Docker. It's just annoying.

Dockerfile

@@ -1,39 +0,0 @@
-#FROM debian:9
-FROM ruby:2.5-stretch
-MAINTAINER email@christoph-haas.de
-
-# Install apt based dependencies required to run Rails as 
-# well as RubyGems. As the Ruby image itself is based on a 
-# Debian image, we use apt-get to install those.
-RUN apt-get update && apt-get install -y \ 
-  build-essential ruby ruby-dev libpq-dev libbz2-dev libbz2-1.0 zlib1g zlib1g-dev postgresql-client
-
-RUN apt-get install -y git
-RUN apt-get install -y rbenv
-
-# Configure the main working directory. This is the base 
-# directory used in any further RUN, COPY, and ENTRYPOINT 
-# commands.
-RUN mkdir -p /app 
-WORKDIR /app
-
-# Copy the Gemfile as well as the Gemfile.lock and install 
-# the RubyGems. This is a separate step so the dependencies 
-# will be cached unless changes to one of those two files 
-# are made.
-COPY Gemfile Gemfile.lock ./ 
-#RUN gem install bundler && bundle install --jobs 20 --retry 5
-RUN bundle install --jobs 20 --retry 5
-
-# Copy the main application.
-COPY . ./
-
-# Expose port 3000 to the Docker host, so we can access it 
-# from the outside.
-EXPOSE 3000
-
-# The main command to run when the container starts. Also 
-# tell the Rails dev server to bind to all interfaces by 
-# default.
-CMD ["bundle", "exec", "rails", "server", "-b", "0.0.0.0"]
-

docker-compose.yml

@@ -1,16 +0,0 @@
-version: '3'
-services:
-    #  db:
-    #    image: postgres
-    #    volumes:
-    #      - ./tmp/db:/var/lib/postgresql/data
-  debshots:
-    build: .
-    command: bundle exec rails s -p 3000 -b '0.0.0.0'
-    volumes:
-      - .:/myapp
-    ports:
-      - "3000:3000"
-        #    depends_on:
-        #      - db
-