diff --git a/.github/workflows/prcheckmerge.yml b/.github/workflows/prcheckmerge.yml
new file mode 100644
index 0000000..0029c19
--- /dev/null
+++ b/.github/workflows/prcheckmerge.yml
@@ -0,0 +1,71 @@
+name: PR Review and Deploy
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened]
+
+jobs:
+  review_and_deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Create review branch
+        run: |
+          git fetch origin ${{ github.event.pull_request.head.ref }}
+          git checkout -b pr-review-${{ github.event.pull_request.number }} origin/${{ github.event.pull_request.head.ref }}
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: '16'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run tests
+        run: npm test
+
+      - name: Build project
+        run: npm run build
+
+      - name: Deploy to GitHub Pages
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./build
+          destination_dir: pr-preview/${{ github.event.pull_request.number }}
+
+      - name: Comment PR with preview link
+        uses: actions/github-script@v6
+        with:
+          github-token: ${{secrets.GITHUB_TOKEN}}
+          script: |
+            github.rest.issues.createComment({
+              issue_number: context.issue.number,
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              body: `Preview deployed to https://${context.repo.owner}.github.io/${context.repo.repo}/pr-preview/${context.issue.number}/`
+            })
+
+      - name: Merge all PRs and deploy via Codespace
+        run: |
+          git config --global user.name "github-actions[bot]"
+          git config --global user.email "github-actions[bot]@users.noreply.github.com"
+          git fetch origin
+          git merge --no-commit --no-ff origin/${{ github.event.pull_request.head.ref }}
+          git push origin main
+          curl -X POST \
+            https://api.github.com/repos/${GITHUB_REPOSITORY}/actions/workflows/deploy.yml/dispatches \
+            -H 'Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}' \
+            -H 'Content-Type: application/json' \
+            -d '{"ref":"main"}'
+
+      - name: Run site via Codespace
+        uses: github/codespaces-action@v1
+        with:
+          codespace_name: ${{ github.event.pull_request.number }}
+          codespace_repo: ${{ github.event.repository.name }}
+          codespace_ref: main
+          codespace_command: npm start
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