Introduce docker-compose config for development

.dockerignore

@@ -0,0 +1 @@
+docker-db-data

.gitignore

@@ -18,3 +18,6 @@ public/attachments
 public/export
 storage
 tmp
+
+# docker-compose database directory
+docker-db-data

Dockerfile

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+FROM ruby:2.5
+
+# fixes dpkg man page softlink error while installing postgresql-client [source: https://stackoverflow.com/a/52655008/5350059]
+RUN mkdir -p /usr/share/man/man1 && \
+    mkdir -p /usr/share/man/man7
+
+# npm is not available in Debian repo so following official instruction [source: https://github.com/nodesource/distributions/blob/master/README.md#debinstall]
+RUN curl -sL https://deb.nodesource.com/setup_10.x -o nodesource_setup.sh && \
+    bash nodesource_setup.sh && \
+    rm -f nodesource_setup.sh
+
+# install packages
+RUN apt-get update && \
+    apt-get install --no-install-recommends -y \
+      build-essential \
+      curl \
+      imagemagick \
+      libarchive-dev \
+      libffi-dev \
+      libmagickwand-dev \
+      libpq-dev \
+      libsasl2-dev \
+      libxml2-dev \
+      libxslt1-dev \
+      locales \
+      nodejs \
+      osmosis \
+      postgresql-client \
+      ruby-dev && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/*
+
+# install npm packages
+RUN npm install -g --unsafe-perm \
+      phantomjs-prebuilt \
+      yarn
+
+# Setup app location
+RUN mkdir -p /app
+WORKDIR /app
+
+# Install gems
+ADD Gemfile* /app/
+RUN bundle install
+
+# Setup local
+RUN sed -i -e 's/# en_GB.UTF-8 UTF-8/en_GB.UTF-8 UTF-8/' /etc/locale.gen && \
+    echo 'LANG="en_GB.UTF-8"'>/etc/default/locale && \
+    dpkg-reconfigure --frontend=noninteractive locales && \
+    update-locale LANG=en_GB.UTF-8
+
+ENV LANG en_GB.UTF-8

config/docker.database.yml

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+# This configuration is tailored for use with docker-compose. See DOCKER.md for more information.
+
+development:
+  adapter: postgresql
+  database: openstreetmap
+  username: openstreetmap
+  password: openstreetmap
+  host: db
+  encoding: utf8
+
+# Warning: The database defined as 'test' will be erased and
+# re-generated from your development database when you run 'rake'.
+# Do not set this db to the same as development or production.
+test:
+  adapter: postgresql
+  database: osm_test
+  username: postgres
+  password:
+  host: db
+  encoding: utf8

docker-compose.yml

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+version: "3"
+
+services:
+  web:
+    build:
+      context: .
+    volumes:
+      - .:/app
+    ports:
+      - "3000:3000"
+    command: bundle exec rails s -p 3000 -b '0.0.0.0'
+    depends_on:
+      - db
+
+  db:
+    build:
+      context: .
+      dockerfile: docker/postgres/Dockerfile
+    ports:
+      - "54321:5432"
+    environment:
+      POSTGRES_DB: openstreetmap
+    volumes:
+      - ./docker-db-data:/var/lib/postgresql/data

docker/postgres/Dockerfile

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+FROM postgres:11
+
+# Add db init script to install OSM-specific Postgres functions/extensions.
+ADD docker/postgres/openstreetmap-postgres-init.sh /docker-entrypoint-initdb.d/

docker/postgres/openstreetmap-postgres-init.sh

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+#!/bin/bash
+set -ex
+
+# Create 'openstreetmap' user
+psql -v ON_ERROR_STOP=1 -U "$POSTGRES_USER" <<-EOSQL
+    CREATE USER openstreetmap PASSWORD 'openstreetmap';
+    GRANT ALL PRIVILEGES ON DATABASE openstreetmap TO openstreetmap;
+EOSQL
+
+# Create btree_gist extensions
+psql -v ON_ERROR_STOP=1 -U "$POSTGRES_USER" -c "CREATE EXTENSION btree_gist" openstreetmap