Added sass linting.

docker-compose.yml

@@ -3,14 +3,21 @@ version: '2'
 services:
     xo-js-lint:
         build: linting/js
-        image: patek-devs/eslint-xo
+        image: patek-devs/xo
         command: . --env=browser --extend=/eslintrc.yml
         volumes:
             - ./themes/patek/assets/js:/src:ro
-            - ./linting/js/eslintrc.yml:/eslintrc.yml
+            - ./linting/js/eslintrc.yml:/eslintrc.yml:ro
     xo-html-lint:
-        image: patek-devs/eslint-xo
+        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
 

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"]
+

linting/sass/sass-lint.yml

@@ -0,0 +1,3 @@
+files:
+    ignore:
+        - 'bulma/**/*.*'