feat(circleci): add percy

.circleci/config.yml

@@ -53,7 +53,24 @@ jobs:
             - default.conf
             - _site/*
 
+  percy:
+    <<: *defaults
+    docker:
+      - image: circleci/ruby:2.6.4-node-browsers
+    steps:
+      - attach_workspace:
+          at: ~/repo
+      - run: npx percy snapshot _site
+
 workflows:
-  build-deploy:
+  build-n-test:
     jobs:
       - build
+      - percy:
+          requires:
+            - build
+          filters:
+            branches:
+              ignore:
+                - /^renovate\/.*/
+                - /^dependabot\/.*/

README.md

@@ -3,6 +3,7 @@
 [![Built with Almace Scaffolding](https://d349cztnlupsuf.cloudfront.net/amsf-badge.svg)](https://sparanoid.com/lab/amsf/)
 [![CircleCI](https://circleci.com/gh/sparanoid/almace-scaffolding.svg?style=svg)](https://circleci.com/gh/sparanoid/almace-scaffolding)
 [![devDependency Status](https://david-dm.org/sparanoid/almace-scaffolding/dev-status.svg)](https://david-dm.org/sparanoid/almace-scaffolding#info=devDependencies)
+[![This project is using Percy.io for visual regression testing.](https://percy.io/static/images/percy-badge.svg)](https://percy.io/sparanoid/amsf)
 
 `AMSF`, a.k.a. **Almace Scaffolding**, a super-fast Jekyll framework fighting against the website obesity. It supports LiveReload, Sass, HTML minification, inlined stylesheets and more.