diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..3167013
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,22 @@
+
+FROM ruby:3.2.2-alpine AS builder
+
+RUN apk update && apk add g++ make git git-lfs
+
+RUN mkdir -p /home
+COPY Gemfile /home
+#COPY Gemfile.lock /home
+COPY _vendor /home/_vendor
+WORKDIR /home
+RUN bundle install
+
+FROM ruby:3.2.2-alpine
+
+RUN apk update && apk add git
+
+COPY --from=builder /usr/local/bundle /usr/local/bundle
+RUN mkdir -p /home
+WORKDIR /home
+
+CMD ["jekyll", "serve", "--host", "0.0.0.0"]
+
diff --git a/Gemfile.lock b/Gemfile.lock
index 3dbd977..ecba5d4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,20 +8,21 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.8.1)
+    addressable (2.8.4)
       public_suffix (>= 2.0.2, < 6.0)
     colorator (1.1.0)
-    concurrent-ruby (1.1.6)
-    em-websocket (0.5.1)
+    concurrent-ruby (1.2.2)
+    em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
-      http_parser.rb (~> 0.6.0)
-    eventmachine (1.3.0.dev.1)
+      http_parser.rb (~> 0)
+    eventmachine (1.2.7)
     ffi (1.15.5)
     forwardable-extended (2.6.0)
-    http_parser.rb (0.6.0)
-    i18n (1.10.0)
+    google-protobuf (3.23.4-x86_64-linux)
+    http_parser.rb (0.8.0)
+    i18n (1.14.1)
       concurrent-ruby (~> 1.0)
-    jekyll (4.3.1)
+    jekyll (4.3.2)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
@@ -30,14 +31,15 @@ GEM
       jekyll-watch (~> 2.0)
       kramdown (~> 2.3, >= 2.3.1)
       kramdown-parser-gfm (~> 1.0)
-      liquid (>= 4.0, < 6)
+      liquid (~> 4.0)
       mercenary (>= 0.3.6, < 0.5)
       pathutil (~> 0.9)
       rouge (>= 3.0, < 5.0)
+      safe_yaml (~> 1.0)
       terminal-table (>= 1.8, < 4.0)
       webrick (~> 1.7)
-    jekyll-sass-converter (2.2.0)
-      sassc (> 2.0.1, < 3.0)
+    jekyll-sass-converter (3.0.0)
+      sass-embedded (~> 1.54)
     jekyll-seo-tag (2.8.0)
       jekyll (>= 3.8, < 5.0)
     jekyll-watch (2.2.1)
@@ -46,29 +48,32 @@ GEM
       rexml
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
-    liquid (5.4.0)
-    listen (3.7.0)
+    liquid (4.0.4)
+    listen (3.8.0)
+      rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.4.0)
-    pathutil (0.16.1)
+    pathutil (0.16.2)
       forwardable-extended (~> 2.6)
-    public_suffix (4.0.6)
+    public_suffix (5.0.3)
+    rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     rexml (3.2.5)
-    rouge (3.30.0)
-    sassc (2.4.0)
-      ffi (~> 1.9)
+    rouge (4.1.2)
+    safe_yaml (1.0.5)
+    sass-embedded (1.64.1-x86_64-linux-musl)
+      google-protobuf (~> 3.23)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
-    unicode-display_width (1.6.1)
+    unicode-display_width (2.4.2)
     webrick (1.8.1)
 
 PLATFORMS
-  ruby
+  x86_64-linux-musl
 
 DEPENDENCIES
   jekyll-theme-console!
 
 BUNDLED WITH
-   2.3.15
+   2.4.10
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..0580573
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,17 @@
+.PHONY: build
+build:
+	# Build Docker image
+	docker build -t distrust-co .
+
+	# Export site to _site directory
+	docker run -v $(shell pwd):/home -it distrust-co jekyll build
+
+.PHONY: serve
+serve:
+	# Run Docker container with listener for current dir and port mapping
+	docker run -v $(shell pwd):/home -p 0.0.0.0:4000:4000 -it distrust-co
+
+.PHONY: clean
+clean:
+	# Remove _site directory
+	rm -rf _site
diff --git a/README.md b/README.md
index ab09399..18fc7ac 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,11 @@ Web page source.
 
 ## Instructions
 
+0. If the repo was not cloned with submodules:
+```shell
+$ git submodule update --init --recursive
+```
+
 1. Install `make`.
 2. Install `docker`
 3. Build (export) site to `_site` directory: