ci: switch to GHA (#115)

.github/workflows/test.yml

@@ -0,0 +1,43 @@
+name: Test
+
+on:
+  pull_request:
+    branches:
+      - main
+  schedule:
+    - cron: '0 22 * * 3'
+  workflow_call:
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    name: Test
+    strategy:
+      matrix:
+        node-version:
+          - '20.5'
+          - '18.17'
+          - '16.20'
+    runs-on: macos-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+      - name: Setup Node.js
+        uses: actions/setup-node@39370e3970a6d050c480ffad4ff0ed4d3fdee5af # v4.1.0
+        with:
+          node-version: "${{ matrix.node-version }}"
+          cache: 'yarn'
+      - name: Install (Node.js v18+)
+        if : ${{ matrix.node-version != '16.20' }}
+        run: yarn install --frozen-lockfile
+      - name: Install (Node.js < v18)
+        if : ${{ matrix.node-version == '16.20' }}
+        run: yarn install --frozen-lockfile --ignore-engines
+      - name: Build
+        run: yarn build
+      - name: Lint
+        run: yarn lint
+      - name: Test
+        run: yarn test