add dockerfile to build website

Makefile

@@ -11,12 +11,8 @@ submodules: update-submodules
 update-submodules:
 	git submodule update --init --remote --recursive
 
-# Running locally
-#
-# git clone ssh://[email protected]/github/pages-gem
-# cd pages-gem/
-# make image
+
+run: 
+	docker run --rm -it -v $(shell pwd):/src/site -p4000:4000 gh-pages sh -c "bundle add webrick && bundle install && jekyll serve -H 0.0.0.0 -P 4000"
+
 #
-# cd homepage/ (this repository)
-# docker run --rm -it -v .:/src/site -p4000:4000 --security-opt label=disable gh-pages
-#

__build/Dockerfile

@@ -0,0 +1,25 @@
+ARG RUBY_VERSION=3.3
+FROM ruby:$RUBY_VERSION
+
+RUN apt-get update \
+  && apt-get install -y \
+    git \
+    locales \
+    make \
+    nodejs
+
+COPY Gemfile Gemfile
+RUN bundle install
+
+RUN \
+  echo "en_US UTF-8" > /etc/locale.gen && \
+  locale-gen en-US.UTF-8
+
+ENV LANG en_US.UTF-8
+ENV LANGUAGE en_US.UTF-8
+ENV LC_ALL en_US.UTF-8
+
+WORKDIR /src/site
+
+
+CMD ["jekyll", "serve", "-H", "0.0.0.0", "-P", "4000"]

__build/Gemfile

@@ -0,0 +1,3 @@
+source "https://rubygems.org"
+
+gem "github-pages", group: :jekyll_plugins