build: add tsc typecheck in CI (#1319)

* build: add tsc typecheck in CI
* build: parallelize ci jobs

Author: adamstankiewicz

.github/workflows/ci.yml

@@ -9,26 +9,67 @@ concurrency:
 jobs:
   tests:
     runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version-file: '.nvmrc'
+          cache: 'npm'
+      - name: Install dependencies
+        run: npm ci
+      - name: Test
+        run: npm run test
+      - name: Upload Coverage
+        uses: codecov/codecov-action@v4
+        with:
+          fail_ci_if_error: false
+          token: ${{ secrets.CODECOV_TOKEN }}
+
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version-file: '.nvmrc'
+          cache: 'npm'
+      - name: Install dependencies
+        run: npm ci
+      - name: Check types
+        run: npm run check-types
+      - name: Lint
+        run: npm run lint
 
+  extract_translations:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version-file: '.nvmrc'
+          cache: 'npm'
+      - name: Install dependencies
+        run: npm ci
+      - name: Extract Translations
+        run: make extract_translations
+
+  build:
+    runs-on: ubuntu-latest
     steps:
-    - name: Checkout
-      uses: actions/checkout@v4
-    - name: Setup Nodejs
-      uses: actions/setup-node@v4
-      with:
-        node-version-file: '.nvmrc'
-    - name: Install dependencies
-      run: npm ci
-    - name: Lint
-      run: npm run lint
-    - name: extract_translations
-      run: make extract_translations
-    - name: Test
-      run: npm run test
-    - name: Upload Coverage
-      uses: codecov/codecov-action@v4
-      with:
-        fail_ci_if_error: false
-        token: ${{ secrets.CODECOV_TOKEN }}
-    - name: Build
-      run: npm run build
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version-file: '.nvmrc'
+          cache: 'npm'
+      - name: Install dependencies
+        run: npm ci
+      - name: Build
+        run: npm run build

package.json

@@ -93,6 +93,7 @@
     "build": "fedx-scripts webpack",
     "build:with-theme": "THEME=npm:@edx/brand-edx.org@latest npm run install-theme && npm run build",
     "i18n_extract": "fedx-scripts formatjs extract --throws",
+    "check-types": "tsc --noEmit",
     "lint": "fedx-scripts eslint --ext .js --ext .jsx --ext .ts --ext .tsx .",
     "lint:fix": "fedx-scripts eslint --fix --ext .js --ext .jsx --ext .ts --ext .tsx .",
     "precommit": "npm run lint",