chore: add visual test report workflow (#237)

Author: ddgrishkin

.github/workflows/pr-visual-test-report.yml

@@ -0,0 +1,49 @@
+name: PR Visual Tests Report
+
+on:
+  workflow_run:
+    workflows: ['PR Visual Tests']
+    types:
+      - completed
+
+jobs:
+  comment:
+    name: Create GitHub Comment
+    if: github.event.workflow_run.event == 'pull_request'
+    runs-on: ubuntu-latest
+    steps:
+      - name: Generate token
+        id: generate-token
+        uses: actions/create-github-app-token@v2
+        with:
+          app-id: ${{ secrets.GRAVITY_UI_APP_ID }}
+          private-key: ${{ secrets.GRAVITY_UI_APP_PRIVATE_KEY }}
+      - name: Download Artifacts
+        uses: actions/download-artifact@v4
+        with:
+          github-token: ${{ steps.generate-token.outputs.token }}
+          run-id: ${{ github.event.workflow_run.id }}
+      - name: Extract PR Number
+        id: pr
+        run: echo "::set-output name=id::$(<pr/pr-id.txt)"
+        shell: bash
+      - name: Install AWS CLI
+        uses: unfor19/install-aws-cli-action@v1
+        with:
+          version: 2.22.35
+          arch: amd64
+      - name: Upload to S3
+        env:
+          AWS_ACCESS_KEY_ID: ${{ secrets.STORYBOOK_S3_KEY_ID }}
+          AWS_SECRET_ACCESS_KEY: ${{ secrets.STORYBOOK_S3_SECRET_KEY }}
+          AWS_DEFAULT_REGION: ru-central1
+          AWS_EC2_METADATA_DISABLED: true
+        run: aws s3 cp playwright-report s3://playwright-reports/date-components/pulls/${{ steps.pr.outputs.id}}/ --endpoint-url=https://storage.yandexcloud.net  --recursive
+        shell: bash
+      - name: Create Comment
+        uses: marocchino/sticky-pull-request-comment@v2
+        with:
+          GITHUB_TOKEN: ${{ steps.generate-token.outputs.token }}
+          number: ${{ steps.pr.outputs.id }}
+          header: visual tests report
+          message: '[Visual Tests Report](https://storage.yandexcloud.net/playwright-reports/date-components/pulls/${{ steps.pr.outputs.id }}/index.html) is ready.'