New github workflow triggered on PRs

.github/workflows/dapp.yml

@@ -1,9 +1,6 @@
 name: Deploy Dapp to GitHub Pages
 
 on:
-  pull_request:
-    branches: ["main"]
-
   # Runs on pushes targeting the default branch
   push:
     branches: ["main"]
@@ -76,7 +73,6 @@ jobs:
       url: ${{ steps.deployment.outputs.page_url }}
     runs-on: ubuntu-latest
     needs: build
-    if: ${{ github.event_name != 'pull_request' }}
     steps:
       - name: Deploy to GitHub Pages
         id: deployment

.github/workflows/pr_build.yml

@@ -0,0 +1,49 @@
+name: Build dapp
+
+on:
+  pull_request:
+    branches: ["main"]
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  # Build the dapp
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+
+      - uses: pnpm/action-setup@v3
+        name: Install pnpm
+        with:
+          version: 8
+          run_install: false
+
+      - name: Get pnpm store directory
+        shell: bash
+        run: |
+          echo "STORE_PATH=$(pnpm store path --silent)" >> $GITHUB_ENV
+
+      - uses: actions/cache@v4
+        name: Setup pnpm cache
+        with:
+          path: ${{ env.STORE_PATH }}
+          key: ${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }}
+          restore-keys: |
+            ${{ runner.os }}-pnpm-store-
+
+      - name: Install dependencies
+        run: pnpm install
+
+      - name: Build
+        run: pnpm run build