use workflow matrix

.github/workflows/the.yml

@@ -13,36 +13,19 @@ env:
   TEST_GUILD_ID: ${{ secrets.TEST_GUILD_ID }}
 
 jobs:
-  build:
+  ci:
+    strategy:
+      matrix:
+        node-version: [14, 16, 17]
+        pnpm-script: [build, lint, test, typecheck]
+    name: ${{ matrix.pnpm-script }} on node ${{ matrix.node-version }}
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v2
         with:
           # https://github.com/actions/setup-node#supported-version-syntax
-          node-version: "lts/*"
+          node-version: ${{ matrix.node-version }}
       - run: npm i -g pnpm
       - run: pnpm install --frozen-lockfile
-      - run: pnpm build
-  lint:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v2
-        with:
-          # https://github.com/actions/setup-node#supported-version-syntax
-          node-version: "lts/*"
-      - run: npm i -g pnpm
-      - run: pnpm install --frozen-lockfile
-      - run: pnpm lint
-  test:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v2
-        with:
-          # https://github.com/actions/setup-node#supported-version-syntax
-          node-version: "lts/*"
-      - run: npm i -g pnpm
-      - run: pnpm install --frozen-lockfile
-      - run: pnpm test
+      - run: pnpm run ${{ matrix.pnpm-script }}