New dockerfile and docker-compose files

Dockerfile

@@ -0,0 +1,33 @@
+# Use an official Ruby runtime as a parent image
+FROM ruby:2.6.4
+
+# Set the working directory in the container
+WORKDIR /usr/src/app
+
+# Clone the bitcoinops.github.io repository
+RUN git clone https://github.com/bitcoinops/bitcoinops.github.io.git
+
+# Change to the repository directory
+WORKDIR /usr/src/app/bitcoinops.github.io
+
+# Install program to configure locales
+RUN apt-get update
+RUN apt-get install -y locales
+RUN dpkg-reconfigure locales && \
+  locale-gen C.UTF-8 && \
+  /usr/sbin/update-locale LANG=C.UTF-8
+
+# Install needed default locale for Makefly
+RUN echo 'en_US.UTF-8 UTF-8' >> /etc/locale.gen && \
+  locale-gen
+
+# Set default locale for the environment
+ENV LC_ALL C.UTF-8
+ENV LANG en_US.UTF-8
+ENV LANGUAGE en_US.UTF-8
+
+# Install any needed gems specified in Gemfile
+RUN bundle install
+
+# Make port 4000 available to the world outside this container
+EXPOSE 4000

README.md

@@ -20,11 +20,20 @@ contact us at [[email protected]](mailto:[email protected]).
 
 ## Building The Site Locally
 
-To build the site, you need to go through a one-time installation
+To build the site without docker, you need to go through a one-time installation
 procedure that takes 15 to 30 minutes.  After that you can build the
 site an unlimited number of times with no extra work.
 
-**[You also can choose to build the site locally by docker, click here to get a guide.](./docker.md)**
+**Docker**
+
+Ensure docker and docker-compose are installed. Run the command in the project
+directory.
+
+    docker-compose up --build
+
+To restart (in the event of code change).
+
+    docker-compose down -v && docker-compose up --build
 
 ##### Install The Dependencies
 

docker-compose.yml

@@ -0,0 +1,11 @@
+version: '3'
+
+services:
+  bitcoinops:
+    build: .
+    ports:
+      - "4000:4000"
+    volumes:
+      - .:/usr/src/app
+    working_dir: /usr/src/app
+    command: make preview