add stylellint

Author: Scrum

.stylelintrc

@@ -0,0 +1,3 @@
+{
+	"extends": "stylelint-config-suitcss"
+}

gulpfile.babel.js

@@ -28,6 +28,7 @@ gulp.task('deploy', ['pss', 'jekyll'] ,() => {
 gulp.task('pss', () => {
     return gulp.src(`./src/pss/${pkg.name}.pss`)
         .pipe(postcss([
+            require('stylelint')({}),
             require('postcss-import')(),
             require('postcss-mixins')(),
             require('postcss-at-rules-variables')(),

package.json

@@ -47,6 +47,8 @@
     "postcss-for": "^2.0.0",
     "postcss-import": "^7.0.0",
     "postcss-mixins": "^1.0.1",
-    "postcss-nested": "^1.0.0"
+    "postcss-nested": "^1.0.0",
+    "stylelint": "^3.1.4",
+    "stylelint-config-suitcss": "^2.0.0"
   }
 }