feat: Switch from npm to pnpm (#4429)

.github/workflows/ci-pull-requests.yml

@@ -15,24 +15,27 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
+      - uses: pnpm/action-setup@v2.2.4
+
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v3
         with:
           node-version: ${{ matrix.node-version }}
-          cache: 'npm'
+          cache: 'pnpm'
 
-      - name: Install npm and dependencies
-        run: npm install -g npm@latest && npm install
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
 
       - name: Build
-        run: npm run build --if-present
+        run: pnpm build
 
       - name: Test
-        run: npm run test
+        run: pnpm test
 
       - name: Test E2E
-        run:
-          npm run test:e2e:ci:smoke
+        run: |
+          pnpm cypress:install
+          pnpm test:e2e:ci:smoke
 
       - name: Fetch base branch for `git diff`
         run: git fetch origin ${{ github.event.pull_request.base.ref }}:${{ github.event.pull_request.base.ref }}
@@ -40,4 +43,4 @@ jobs:
       - name: Run ESLint on changes only
         env:
           ESLINT_PLUGIN_DIFF_COMMIT: ${{ github.event.pull_request.base.ref }}
-        run: npm run lint
+        run: pnpm lint