Alright, dist folder

.gitignore

@@ -1,8 +1,2 @@
 node_modules/
-/service-worker.js
-/index.html
-/assets/
-/workbox-*.js
-/bundle.js
-/manifest.json
-/sw.js
+dist/

package.json

@@ -6,7 +6,7 @@
   "scripts": {
     "build": "webpack",
     "predeploy": "npm run build",
-    "deploy": "gh-pages -d .",
+    "deploy": "gh-pages -d dist",
     "dev": "webpack serve --open --mode=development",
     "start": "http-server -p 3000",
     "test": "echo \"Error: no test specified\" && exit 1"

webpack.config.js

@@ -24,9 +24,9 @@ module.exports = {
     output: {
         filename: ({runtime}) => {
             if (runtime === 'sw') {
-                return '[name].js';
+                return 'dist/[name].js';
             }
-            return 'bundle.js';
+            return 'dist/bundle.js';
         },
         path: path.resolve(__dirname)
     },
@@ -36,9 +36,9 @@ module.exports = {
     plugins: [
         new CopyPlugin({
             patterns: [
-                { from: "src/index.html", to: "index.html" },
-                { from: "src/manifest.json", to: "manifest.json" },
-                { from: "src/assets", to: "assets" }
+                { from: "src/index.html", to: "dist/index.html" },
+                { from: "src/manifest.json", to: "dist/manifest.json" },
+                { from: "src/assets", to: "dist/assets" }
             ]
         })
     ]