Original in #16, we supported filtering by a check conclusion when sending slack notification. We want to enhance this filtering such that it also supports filter the job/check/action we want to report to slack. To be think / research about: - [ ] Slack command syntax - We can follow the previous github slack command - Reference: https://github.com/integrations/slack?tab=readme-ov-file#customize-your-notifications - [ ] Is it backward compatible if we modify the slack command