feat: add storybook preview to pr links

.github/workflows/build-extension.yml

@@ -61,12 +61,28 @@ jobs:
           name: leather-${{ matrix.target }}-${{ env.SHORT_SHA }}
           path: dist
 
+  chromatic:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./.github/actions/provision
+
+      - name: Deploy to Chromatic
+        id: chromatic
+        uses: chromaui/action@latest
+        with:
+          autoAcceptChanges: 'main'
+          projectToken: ${{ secrets.CHROMATIC_PROJECT_TOKEN }}
+          token: ${{ secrets.GITHUB_TOKEN }}
+        run: echo "storybookUrl=${{ steps.chromatic.outputs.storybookUrl }}" >> $GITHUB_OUTPUT
+
   set-download-link:
     if: github.repository == 'leather-wallet/extension' && github.actor != 'dependabot[bot]'
     runs-on: ubuntu-latest
     needs:
       - pre-run
       - build
+      - chromatic
     steps:
       - name: Extract branch name
         shell: bash
@@ -75,5 +91,5 @@ jobs:
 
       - uses: kyranjamie/[email protected]
         with:
-          header: '> Try out this version of Leather — [Extension build](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}), [Test report](https://leather-wallet.github.io/playwright-reports/${{ steps.extract_branch.outputs.branch }})'
+          header: '> Try out this version of Leather — [Extension build](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}), [Test report](https://leather-wallet.github.io/playwright-reports/${{ steps.extract_branch.outputs.branch }}), [Storybook preview](${{ steps.chromatic.outputs.storybookUrl }})'
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}