✅ Add testing run for packages

.github/workflows/package-test.yml

@@ -0,0 +1,32 @@
+name: Continous Integration Flow for packages/react
+on:
+  push:
+    branches:
+      - master
+    paths: ['packages/react/**']
+  pull_request:
+    paths:
+      - 'packages/react/**'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [18, 20]
+    steps:
+      - uses: actions/checkout@v3
+      - uses: pnpm/action-setup@v2
+        with:
+          version: 8
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: 'pnpm'
+      - name: Install dependencies
+        run: pnpm install
+      - id: test
+        name: Run test
+        run: |
+          pnpm -F react-shepherd test