chore: add CI jobs to check TypeScript compatibility

.github/workflows/ci.yml

@@ -77,3 +77,35 @@ jobs:
       - name: Run tests
         run: pnpm ember try:one ${{ matrix.ember-try-scenario }} --skip-cleanup
         working-directory: test-app
+
+  typescript-compatibility:
+    name: Type checking - ${{ matrix.typescript-scenario }}
+    runs-on: ubuntu-latest
+
+    needs: [test]
+
+    strategy:
+      fail-fast: false
+      matrix:
+        typescript-scenario:
+          - typescript@5.0
+          - typescript@5.1
+          - typescript@next
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Install pnpm
+        uses: wyvox/action-setup-pnpm@v3
+        with:
+          pnpm-version: 8.5.1
+          node-version: 16.x
+          args: "--frozen-lockfile"
+      - name: Update TS version on addon package
+        run: pnpm add -D ${{ matrix.typescript-scenario }}
+        working-directory: ember-autofocus-modifier
+      - name: Update TS version on test-app package
+        run: pnpm add -D ${{ matrix.typescript-scenario }}
+        working-directory: test-app
+      - name: Type checking
+        run: pnpm lint:types

package.json

@@ -12,6 +12,7 @@
     "build": "pnpm --filter ember-autofocus-modifier build",
     "lint": "pnpm --filter '*' lint",
     "lint:fix": "pnpm --filter '*' lint:fix",
+    "lint:types": "pnpm --filter '*' lint:types",
     "prepare": "pnpm build",
     "start": "concurrently 'pnpm:start:*' --restart-after 5000 --prefix-colors cyan,white,yellow",
     "start:addon": "pnpm --filter ember-autofocus-modifier start",