chore: add test workflow

.github/workflows/test.yml

@@ -0,0 +1,43 @@
+name: Test
+
+on:
+  pull_request:
+    branches:
+      - main
+    paths-ignore:
+      - "**.md"
+  push:
+    branches:
+      - main
+    paths-ignore:
+      - "**.md"
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node: [ '14', '16' ]
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Set up Node
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node }}
+      - name: Get yarn cache directory path
+        id: yarn-cache-dir-path
+        run: echo "::set-output name=dir::$(yarn cache dir)"
+      - uses: actions/cache@v3
+        id: yarn-cache # use this to check for `cache-hit` (`steps.yarn-cache.outputs.cache-hit != 'true'`)
+        with:
+          path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
+          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-yarn-
+      - name: Install
+        run: yarn install
+      - name: Build
+        run: yarn build
+      - name: Test
+        run: yarn test