ci: mv jest to own workflow & add codecov

.github/workflows/code-review.yml

@@ -27,7 +27,5 @@ jobs:
         run: npm run prettier
       - name: Run ESLint
         run: npm run lint
-      - name: Run Jest
-        run: npm run test
       - name: Run build
         run: npm run build

.github/workflows/jest.yml

@@ -0,0 +1,30 @@
+name: Jest
+
+on:
+  pull_request:
+    branches:
+      - main
+
+env:
+  GIT_PAT: ${{ secrets.GIT_PAT }}
+  GIT_USERNAME: ${{ secrets.GIT_USERNAME }}
+  CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+
+jobs:
+  jest:
+    name: Run Jest
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out repo
+        uses: actions/checkout@v3
+      - name: Setup node with npm
+        uses: actions/setup-node@v3
+        with:
+          node-version: 18
+          cache: 'npm'
+      - name: Download dependencies
+        run: npm ci
+      - name: Run Jest
+        run: npm run test
+      - name: Upload coverage reports to Codecov
+        uses: codecov/codecov-action@v3