Add CI workflow to build & lint

.github/workflows/build.yml

@@ -0,0 +1,28 @@
+name: CI
+
+on:
+  push:
+    tags-ignore:
+      - '**'
+    branches:
+      - '**'
+  pull_request:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 18
+      - name: Build with NPM
+        run: npm run build
+      - name: Test ESLint
+        run: npm run lint
+      - name: Upload build artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: build-artifacts
+          path: |
+            build/