diff --git a/.circleci/config.example.yml b/.circleci/config.example.yml
deleted file mode 100644
index 967ccf64b..000000000
--- a/.circleci/config.example.yml
+++ /dev/null
@@ -1,59 +0,0 @@
-# https://discuss.circleci.com/t/circleci-2-1-config-overview/26057
-version: 2.1
-
-references:
-  defaults: &defaults
-    working_directory: ~/repo
-    environment:
-      TZ: "/usr/share/zoneinfo/Asia/Hong_Kong"
-      TERM: xterm
-
-jobs:
-  build:
-    <<: *defaults
-    docker:
-      - image: circleci/ruby:2.6.3-node-browsers
-    steps:
-      - checkout
-      - restore_cache:
-          keys:
-            - v1-dependencies-{{ checksum "Gemfile.lock" }}
-            - v1-dependencies-
-      - run:
-          name: update bundler
-          command: |
-            echo 'export BUNDLER_VERSION=$(cat Gemfile.lock | tail -1 | tr -d " ")' >> "$BASH_ENV"
-            source $BASH_ENV
-            gem install bundler
-      - run:
-          name: install ruby dependencies
-          command: bundle install --jobs=4 --retry=3 --path vendor/bundle
-      - save_cache:
-          paths:
-            - ./vendor/bundle
-          key: v1-dependencies-{{ checksum "Gemfile.lock" }}
-      - restore_cache:
-          keys:
-            - v1-dependencies-{{ checksum "yarn.lock" }}
-            - v1-dependencies-
-      - run:
-          name: install node dependencies
-          command: sudo npm install -g grunt-cli && yarn install --frozen-lockfile
-      - save_cache:
-          paths:
-            - ./node_modules
-          key: v1-dependencies-{{ checksum "yarn.lock" }}
-      - run:
-          name: generate static files
-          command: grunt build
-      - persist_to_workspace:
-          root: ~/repo
-          paths:
-            - Dockerfile
-            - default.conf
-            - _site/*
-
-workflows:
-  build-deploy:
-    jobs:
-      - build
diff --git a/.circleci/config.yml b/.circleci/config.yml
index 99ebaa42c..9f747f09e 100644
--- a/.circleci/config.yml
+++ b/.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\/.*/
diff --git a/README.md b/README.md
index 43911af52..5576c5c04 100644
--- a/README.md
+++ b/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.