Revert "Merge remote-tracking branch 'upstream/master'"

This reverts commit 2e657fe, reversing
changes made to 2950b46.

.github/workflows/webpack.yml

@@ -3,6 +3,8 @@ name: Build test page to GitHub Pages
 on:
   push:
     branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
   workflow_dispatch:
     inputs:
       tags:
@@ -37,6 +39,11 @@ jobs:
       - name: Setup Pages
         uses: actions/configure-pages@v2
 
+      - name: Replace current git hash to HTML
+        run: |
+          sed -i 's/{{CURRENT_HASH}}/${{ github.sha }}/g' ./public/index.html
+          sed -i 's/{{CURRENT_HASH}}/${{ github.sha }}/g' ./public/sw.js
+      
       - name: Build webpack 
         run: |
           npm install
@@ -51,14 +58,17 @@ jobs:
         with:
           environment: production
           version: ${{ github.sha }}
-          sourcemaps: './dist ./dist/assets'
+          sourcemaps: './dist'
           set_commits: skip
           ignore_missing: true
+
+      - name: Copy JavaScript to /public
+        run: cp -rf ./dist/* ./public/
 
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v1
         with:
-          path: './dist'
+          path: './public'
 
       - name: Deploy to GitHub Pages
         id: deployment

babel.config.js

@@ -0,0 +1,11 @@
+module.exports = {
+    presets: [
+        [
+            '@babel/preset-env',
+            {
+                useBuiltIns: 'usage',
+                corejs: 3
+            }
+        ]
+    ]
+}