Create a simple Dockerfile

Dockerfile

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+FROM nginx:alpine-slim
+
+COPY _site /usr/share/nginx/html
+COPY nginx/default.conf.template /etc/nginx/templates/

Makefile

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+build:
+	bundle exec jekyll build
+	docker build . -t atomaka.com
+
+push: build
+	docker tag atomaka.com:latest docker.atomaka.com/atomaka.com:latest
+	docker push docker.atomaka.com/atomaka.com:latest
+
+deploy: push
+	ssh $$SSH_USERNAME@$$SSH_HOST 'docker pull docker.atomaka.com/atomaka.com:latest && docker restart atomaka.com'
+
+review:
+	docker exec -it atomaka.com sh
+
+clean:
+	rm -r _site/
+	docker rm -f atomaka.com
+
+test: clean build
+	docker run \
+		--name atomaka.com \
+		--publish 80:80 \
+		--env "DOMAIN=$$DOMAIN" \
+		--env "REDIRECT_DOMAIN=$$REDIRECT_DOMAIN" \
+		atomaka.com

nginx/default.conf.template

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+server {
+    listen       80;
+    listen  [::]:80;
+    server_name ${REDIRECT_DOMAIN};
+    return 301 $scheme://${DOMAIN}$request_uri;
+}
+
+server {
+    listen       80;
+    listen  [::]:80;
+    server_name  ${DOMAIN};
+
+    #access_log  /var/log/nginx/host.access.log  main;
+
+    #error_page  404              /404.html;
+    error_page   500 502 503 504  /50x.html;
+
+    location / {
+        root   /usr/share/nginx/html;
+        index  index.html index.htm;
+    }
+
+    location ~ (\.well-known/|\@atomaka) {
+      return 302 $scheme://pub.atomaka.com$request_uri;
+    }
+
+    location = /50x.html {
+        root   /usr/share/nginx/html;
+    }
+}
+