ci: run tests and build on push

Author: acrazing

.github/workflows/ci.yaml

@@ -0,0 +1,33 @@
+name: CI
+
+on:
+  push:
+
+permissions:
+  contents: read
+
+jobs:
+  test-and-build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v6
+        with:
+          node-version: 24
+          package-manager-cache: false
+
+      - name: Enable Corepack
+        run: corepack enable
+
+      - name: Install dependencies
+        run: yarn install --frozen-lockfile
+
+      - name: Run tests
+        run: yarn test --run
+
+      - name: Build package
+        run: yarn build