diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
new file mode 100644
index 0000000..1540ed7
--- /dev/null
+++ b/.gitlab-ci.yml
@@ -0,0 +1,48 @@
+variables:
+  GIT_SUBMODULE_STRATEGY: recursive
+
+lint:
+  image: 
+    name: docker/compose:1.24.1
+    entrypoint:
+      - /bin/sh
+      - "-c"
+  services:
+    - docker:dind
+  variables:
+    DOCKER_HOST: "tcp://docker:2375/"
+    DOCKER_DRIVER: overlay2
+  script:
+    - docker-compose run xo-js-lint
+    - docker-compose run xo-html-lint
+    - docker-compose run sass-lint
+build:
+  image:
+    name: klakegg/hugo:0.55.6-ext-alpine
+    entrypoint:
+      - /bin/sh
+      - "-c"
+  script:
+    - hugo --minify
+  artifacts:
+    paths:
+      - public
+    expire_in: 3 months
+  only:
+    - master
+
+test:
+  image:
+    name: klakegg/hugo:0.55.6-ext-alpine
+    entrypoint:
+      - /bin/sh
+      - "-c"
+  script:
+    - hugo_output=$(hugo --path-warnings --i18n-warnings)
+    - echo "$hugo_output"
+    - if echo "$hugo_output" | grep -q 'i18n|MISSING_TRANSLATION'; then false; else true; fi
+    - if echo "$hugo_output" | grep -q 'WARN.*Duplicate target paths'; then false; else true; fi
+  artifacts:
+    paths:
+      - public
+    expire_in: 1 month
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..51fbddf
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,13 @@
+lint:
+	docker-compose run xo-js-lint
+	docker-compose run xo-html-lint
+	docker-compose run sass-lint
+
+build:
+	docker-compose run xo-js-lint
+	docker-compose run xo-html-lint
+	docker-compose run sass-lint
+	hugo
+
+serve: 
+	hugo server &
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 0000000..f58ccdc
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,23 @@
+version: '2'
+
+services:
+    xo-js-lint:
+        build: linting/js
+        image: patek-devs/xo
+        command: . --env=browser --extend=/eslintrc.yml
+        volumes:
+            - ./themes/patek/assets/js:/src:ro
+            - ./linting/js/eslintrc.yml:/eslintrc.yml:ro
+    xo-html-lint:
+        image: patek-devs/xo
+        command: \*.html --plugin=html --extension=html
+        volumes: 
+            - ./:/src:ro
+    sass-lint:
+        build: linting/sass
+        image: patek-devs/sass-lint
+        command: ./**/*.scss --config /sass-lint.yml
+        volumes:
+            - ./themes/patek/assets/css:/src:ro
+            - ./linting/sass/sass-lint.yml:/sass-lint.yml:ro
+
diff --git a/linting/js/Dockerfile b/linting/js/Dockerfile
new file mode 100644
index 0000000..7ee0de1
--- /dev/null
+++ b/linting/js/Dockerfile
@@ -0,0 +1,22 @@
+FROM node:12-alpine
+
+RUN mkdir /src
+
+# Hack to upgrade NPM:
+#  - install local version
+#  - replace old global verson with new one
+
+RUN npm install npm@5.3 && \
+    rm -rf /usr/local/lib/node_modules/npm && \
+    mv /node_modules/npm  /usr/local/lib/node_modules
+
+RUN npm install -g xo@0.24.0
+
+RUN npm install -g eslint-plugin-html@6.0.0
+
+# Cleanup
+RUN rm -fr /root/.npm /node_modules
+
+WORKDIR /src
+
+ENTRYPOINT ["/usr/local/bin/xo"]
diff --git a/linting/js/eslintrc.yml b/linting/js/eslintrc.yml
new file mode 100644
index 0000000..4f337a4
--- /dev/null
+++ b/linting/js/eslintrc.yml
@@ -0,0 +1,6 @@
+rules:
+    quotes:
+        - error
+        - double
+    unicorn/prefer-query-selector: off
+    no-negated-condition: off
diff --git a/linting/sass/Dockerfile b/linting/sass/Dockerfile
new file mode 100644
index 0000000..4703d9f
--- /dev/null
+++ b/linting/sass/Dockerfile
@@ -0,0 +1,17 @@
+FROM node:12-alpine
+
+RUN mkdir /src
+
+RUN npm install npm@5.3 && \
+    rm -rf /usr/local/lib/node_modules/npm && \
+    mv /node_modules/npm  /usr/local/lib/node_modules
+
+RUN npm install -g sass-lint
+
+# Cleanup
+RUN rm -fr /root/.npm /node_modules
+
+WORKDIR /src
+
+ENTRYPOINT ["/usr/local/bin/sass-lint"]
+
diff --git a/linting/sass/sass-lint.yml b/linting/sass/sass-lint.yml
new file mode 100644
index 0000000..5c05377
--- /dev/null
+++ b/linting/sass/sass-lint.yml
@@ -0,0 +1,3 @@
+files:
+    ignore:
+        - 'bulma/**/*.*'