Run e2e tests nightly against element staging

.github/workflows/ci.yml

@@ -5,11 +5,14 @@ on:
     branches:
       - main
   pull_request:
+  schedule: # we want to verify the tests still run even when element updates something
+    - cron: '0 5 * * 1-5'
 
 jobs:
   build-js:
     name: Build Javascript
     runs-on: ubuntu-latest
+    if: ${{ ! github.event_name == 'schedule' }}
     timeout-minutes: 30
     steps:
       - uses: actions/checkout@v4
@@ -44,6 +47,7 @@ jobs:
   build-py:
     name: Build Python
     runs-on: ubuntu-latest
+    if: ${{ ! github.event_name == 'schedule' }}
     timeout-minutes: 15
     defaults:
       run:

e2e/src/deploy/elementWeb/index.ts

@@ -22,7 +22,7 @@ let container: StartedTestContainer | undefined;
 export async function startElementWeb({
   homeserverUrl,
   widgetServerUrl,
-  version = 'master',
+  version = 'staging',
 }: {
   homeserverUrl: string;
   widgetServerUrl: string;