test: add live docker example

.github/workflows/example-docker.yml

@@ -1,17 +1,25 @@
 name: example-docker
-
 on:
+  push:
+    branches:
+      - 'master'
+  pull_request:
   workflow_dispatch:
 
 jobs:
-  cypress-run:
+  docker-browsers:
     runs-on: ubuntu-22.04
-    # Cypress Docker image with Chrome v106
-    # and Firefox v106 pre-installed
-    container: cypress/browsers:node18.12.0-chrome106-ff106
+    strategy:
+      fail-fast: false
+      matrix:
+        browser: [chrome, edge, electron, firefox]
+    # from https://hub.docker.com/r/cypress/browsers/tags
+    container:
+      image: cypress/browsers:node-20.5.0-chrome-114.0.5735.133-1-ff-114.0.2-edge-114.0.1823.51-1
+      options: --user 1001
     steps:
       - uses: actions/checkout@v3
-      - uses: cypress-io/github-action@v5
+      - uses: cypress-io/github-action@v6
         with:
-          browser: chrome
           working-directory: examples/basic
+          browser: ${{ matrix.browser }}