ci: make codeql daily cronjob with status badge in readme

Author: consideRatio

.github/workflows/codeql-analysis.yml

@@ -1,11 +1,6 @@
 name: "CodeQL"
 
 on:
-  push:
-    branches: [master]
-  pull_request:
-    # The branches below must be a subset of the branches above
-    branches: [master]
   schedule:
     # At 05:00 - https://crontab.guru/
     - cron: '0 5 * * *'

README.md

@@ -1,7 +1,8 @@
 # [BinderHub](https://github.com/jupyterhub/binderhub)
 
 [![Documentation Status](https://img.shields.io/readthedocs/binderhub?logo=read-the-docs)](https://binderhub.readthedocs.io/en/latest/)
-[![GitHub Workflow Status](https://img.shields.io/github/workflow/status/jupyterhub/binderhub/Tests?logo=github)](https://github.com/jupyterhub/binderhub/actions)
+[![GitHub Workflow Status](https://img.shields.io/github/workflow/status/jupyterhub/binderhub/Tests?logo=github&label=tests)](https://github.com/jupyterhub/binderhub/actions)
+[![GitHub Workflow Status](https://img.shields.io/github/workflow/status/jupyterhub/binderhub/CodeQL?logo=github&label=code%20scans)](https://github.com/jupyterhub/binderhub/actions)
 [![Latest chart development release](https://img.shields.io/badge/dynamic/json.svg?label=latest&url=https://jupyterhub.github.io/helm-chart/info.json&query=$.binderhub.latest&colorB=orange)](https://jupyterhub.github.io/helm-chart/)
 [![GitHub](https://img.shields.io/badge/issue_tracking-github-blue.svg)](https://github.com/jupyterhub/binderhub/issues)
 [![Discourse](https://img.shields.io/badge/help_forum-discourse-blue.svg)](https://discourse.jupyter.org/c/binder/binderhub)