Feat/workflow update screenshots example apps (#849)

* feat: add workflow to update screenshots

* fix: add missing step

* chore: renamed workflow job

* fix: use same workflow

Author: chittolinag

.github/workflows/run-tests-example-apps.yml

@@ -2,11 +2,20 @@ name: Run tests for example apps
 
 on:
   workflow_dispatch:
+    inputs:
+      update-screenshots:
+        description: "Update screenshots"
+        required: false
+        default: "false"
+
   # TODO: Enable this when we test this workflow manually
   # pull_request:
   #   branches:
   #     - develop
 
+permissions:
+  contents: write
+
 jobs:
   run-tests-example-apps:
     runs-on: ubuntu-latest
@@ -30,4 +39,19 @@ jobs:
         run: npm install -g http-server
 
       - name: Run tests
-        run: cd examples/tests && npm test
+        if: inputs.update-screenshots == 'false'
+        run: cd examples/tests && npm test
+
+      - name: Run tests with updated screenshots
+        if: inputs.update-screenshots == 'true'
+        run: cd examples/tests && npm test -- --update-snapshots
+      
+
+      - name: Upload screenshots
+        if: inputs.update-screenshots == 'true'
+        run: |
+          git config --global user.name "github-actions[bot]"
+          git config --global user.email "github-actions[bot]@users.noreply.github.com"
+          git add .
+          git commit -m 'ci: update screenshots' --allow-empty
+          git push