Add CI CD stuff

.github/workflows/Lighthouse.yml

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+name: Lighthouse
+on: [push]
+jobs:
+  lhci:
+    name: Lighthouse
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Use Node.js 16.x
+        uses: actions/setup-node@v3
+        with:
+          node-version: 16.x
+      - name: npm install, build
+        run: |
+          # npm install
+          # npm run build
+      - name: run Lighthouse CI
+        run: |
+          npm install -g @lhci/[email protected]
+          lhci autorun

lighthouserc.js

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+module.exports = {
+    ci: {
+      collect: {
+        staticDistDir: './',
+      },
+      upload: {
+        target: 'temporary-public-storage',
+      },
+    },
+  };