Use current node and yarn version in PR workflow (#154)

.github/workflows/pr-build-and-test.yaml

@@ -14,24 +14,17 @@ jobs:
       - name: Checkout
         uses: actions/checkout@master
 
-      - name: Get yarn cache
-        id: yarn-cache
-        run: echo "::set-output name=dir::$(yarn cache dir)"
-
-      - uses: actions/cache@v1
-        with:
-          path: ${{ steps.yarn-cache.outputs.dir }}
-          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
-          restore-keys: |
-            ${{ runner.os }}-yarn-
+      - name: Enable Corepack
+        run: corepack enable
 
       - name: Setup Node
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
-          node-version: 19
+          cache: yarn
+          node-version-file: .nvmrc
 
       - name: Install Dependencies
-        run: yarn install --frozen-lockfile
+        run: yarn install --immutable
 
       - name: Lint
         run: yarn lint