diff --git a/.eleventy.js b/.eleventy.js
index 6c574b59..c4380adb 100644
--- a/.eleventy.js
+++ b/.eleventy.js
@@ -22,7 +22,7 @@ const site = require('./src/_data/site.json');
 const markdownLib = require('./src/utils/markdown-lib');
 
 module.exports = function(config) {
-  config.setLibrary("md", markdownLib)
+  config.setLibrary('md', markdownLib);
 
   // Filters
   config.addFilter('dateFilter', dateFilter);
@@ -85,7 +85,6 @@ module.exports = function(config) {
       .slice(0, site.maxPostsPerPage);
   });
 
-
   // Plugins
   config.addPlugin(rssPlugin);
   config.addPlugin(syntaxHighlight);
diff --git a/.github/workflows/build-eleventy.yml b/.github/workflows/build-eleventy.yml
new file mode 100644
index 00000000..49ef1a42
--- /dev/null
+++ b/.github/workflows/build-eleventy.yml
@@ -0,0 +1,32 @@
+name: Build Eleventy
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-20.04
+
+    strategy:
+      matrix:
+        node-version: [14.x]
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v2
+        with:
+          node-version: ${{ matrix.node-version }}
+
+      - name: Install dependencies
+        run: |
+          npm ci
+
+      - name: lint
+        run: |
+            npm run lint
+
+      - name: build
+        run: |
+          npm run sass:process
+          env NODE_ENV=production npx @11ty/eleventy
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 1a96fdea..0b56ed01 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,5 +1,5 @@
 # This is a basic workflow to help you get started with Actions
-name: Build Eleventy
+name: Build Eleventy and Deploy
 
 on:
   push:
diff --git a/package.json b/package.json
index 1b12efed..c7fd5a83 100755
--- a/package.json
+++ b/package.json
@@ -34,6 +34,8 @@
   "scripts": {
     "sass:tokens": "npx json-to-scss src/_data/tokens.json src/scss/_tokens.scss",
     "sass:process": "npm run sass:tokens && sass src/scss/global.scss src/_includes/assets/css/global.css --style=compressed",
+    "lint": "prettier -c '**/*.js'",
+    "lint:fix": "prettier --write '**/*.js'",
     "start": "concurrently \"npm run sass:process -- --watch\" \"npm run serve\"",
     "serve": "cross-env ELEVENTY_ENV=development npx eleventy --serve",
     "production": "npm run sass:process && npx eleventy"
diff --git a/src/_includes/partials/global/service-worker.js b/src/_includes/partials/global/service-worker.js
index 32b6b4d4..d41ee7d6 100644
--- a/src/_includes/partials/global/service-worker.js
+++ b/src/_includes/partials/global/service-worker.js
@@ -10,7 +10,7 @@ const EXCLUDED_URLS = [];
 const PRE_CACHE_URLS = ['/', '/fonts/Whyte/Whyte-Bold.otf'];
 
 // You might want to bypass a certain host
-const IGNORED_HOSTS = ['localhost', 'unpkg.com', ];
+const IGNORED_HOSTS = ['localhost', 'unpkg.com'];
 
 /**
  * Takes an array of strings and puts them in a named cache store
diff --git a/src/filters/date-filter-ja.js b/src/filters/date-filter-ja.js
index 138159ef..3280d12f 100644
--- a/src/filters/date-filter-ja.js
+++ b/src/filters/date-filter-ja.js
@@ -1,5 +1,7 @@
 module.exports = function dateFilterJa(value) {
   const dateObject = new Date(value);
 
-  return `${dateObject.getFullYear()}-${("0" + (dateObject.getMonth() + 1)).slice(-2)}-${("0" + dateObject.getDate()).slice(-2)}`;
-}
+  return `${dateObject.getFullYear()}-${('0' + (dateObject.getMonth() + 1)).slice(-2)}-${(
+    '0' + dateObject.getDate()
+  ).slice(-2)}`;
+};
diff --git a/src/filters/date-filter-pt.js b/src/filters/date-filter-pt.js
index b01a1175..e5d2f5d4 100644
--- a/src/filters/date-filter-pt.js
+++ b/src/filters/date-filter-pt.js
@@ -2,7 +2,22 @@
 module.exports = function dateFilterPt(value) {
   const dateObject = new Date(value);
 
-  const months = ['Jan', 'Fev', 'Mar', 'Abr', 'Mai', 'Jun', 'Jul', 'Ago', 'Set', 'Out', 'Nov', 'Dez'];
+  const months = [
+    'Jan',
+    'Fev',
+    'Mar',
+    'Abr',
+    'Mai',
+    'Jun',
+    'Jul',
+    'Ago',
+    'Set',
+    'Out',
+    'Nov',
+    'Dez'
+  ];
 
-  return `${dateObject.getDate()} de ${months[dateObject.getMonth()]} de ${dateObject.getFullYear()}`;
+  return `${dateObject.getDate()} de ${
+    months[dateObject.getMonth()]
+  } de ${dateObject.getFullYear()}`;
 };
diff --git a/src/filters/date-filter.js b/src/filters/date-filter.js
index 8f761729..cf1f7bcc 100644
--- a/src/filters/date-filter.js
+++ b/src/filters/date-filter.js
@@ -8,7 +8,20 @@ const appendSuffix = n => {
 module.exports = function dateFilter(value) {
   const dateObject = new Date(value);
 
-  const months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
+  const months = [
+    'Jan',
+    'Feb',
+    'Mar',
+    'Apr',
+    'May',
+    'Jun',
+    'Jul',
+    'Aug',
+    'Sep',
+    'Oct',
+    'Nov',
+    'Dec'
+  ];
   const dayWithSuffix = appendSuffix(dateObject.getDate());
 
   return `${dayWithSuffix} ${months[dateObject.getMonth()]}, ${dateObject.getFullYear()}`;
diff --git a/src/filters/extract-excerpt-filter.js b/src/filters/extract-excerpt-filter.js
index e3361b4c..f09aafea 100644
--- a/src/filters/extract-excerpt-filter.js
+++ b/src/filters/extract-excerpt-filter.js
@@ -1,12 +1,12 @@
-const striptags = require("striptags");
+const striptags = require('striptags');
 
 module.exports = function extractExcerptFilter(value) {
   let excerpt = null;
 
   excerpt = striptags(value)
     .substring(0, 200) // Cap at 200 characters
-    .replace(/^\\s+|\\s+$|\\s+(?=\\s)/g, "")
+    .replace(/^\\s+|\\s+$|\\s+(?=\\s)/g, '')
     .trim()
-    .concat("...");
+    .concat('...');
   return excerpt;
-}
\ No newline at end of file
+};
diff --git a/src/filters/lang-item-filter.js b/src/filters/lang-item-filter.js
index 2f3703e5..7a9a74e4 100644
--- a/src/filters/lang-item-filter.js
+++ b/src/filters/lang-item-filter.js
@@ -1,3 +1,3 @@
 module.exports = function localeItemFilter(items, locale) {
-  return items.filter(item => item.data.locale === locale)
+  return items.filter(item => item.data.locale === locale);
 };
diff --git a/src/transforms/parse-transform.js b/src/transforms/parse-transform.js
index 83cd668c..168e3077 100644
--- a/src/transforms/parse-transform.js
+++ b/src/transforms/parse-transform.js
@@ -22,12 +22,12 @@ module.exports = function(value, outputPath) {
         image.setAttribute('loading', 'lazy');
 
         const file = image.getAttribute('src');
-        
+
         if (file.indexOf('http') < 0) {
           const dimensions = getSize('src' + file);
-          
+
           image.setAttribute('width', dimensions.width);
-          image.setAttribute('height', dimensions.height);;
+          image.setAttribute('height', dimensions.height);
         }
 
         // If an image has a title it means that the user added a caption
diff --git a/src/utils/markdown-lib.js b/src/utils/markdown-lib.js
index d1976463..b1030bf8 100644
--- a/src/utils/markdown-lib.js
+++ b/src/utils/markdown-lib.js
@@ -11,4 +11,4 @@ module.exports = markdownIt.use(mila, {
     target: '_blank',
     rel: 'noopener'
   }
-})
\ No newline at end of file
+});