add Lighthouse CI

Author: Draggie306

.github/workflows/ci.yml

@@ -0,0 +1,13 @@
+name: CI
+on: [push]
+jobs:
+  lighthouseci:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 18
+      - run: npm install && npm install -g @lhci/cli@0.15.x
+      - run: npm run build
+      - run: lhci autorun