add Vigil to Status / Uptime pages

- remove redirect to awesome-sysadmin since all status pages have been moved back to awesome-selfhosted, or removed
- fixes https://github.com/awesome-selfhosted/awesome-selfhosted/issues/3166

README.md

@@ -1873,12 +1873,11 @@ Tools and software for [software testing](https://en.wikipedia.org/wiki/Software
 
 _Related: [Monitoring](#monitoring)_
 
-**Please visit [awesome-sysadmin/Status Pages](https://github.com/awesome-foss/awesome-sysadmin#status-pages)**
-
 - [cState](https://github.com/cstate/cstate) - Static status page for hyperfast Hugo. Clean design, minimal JS, super light HTML/CSS, high customization, optional admin panel, read-only API, IE8+. Best used with Netlify, Docker. ([Demo](https://cstate.mnts.lt/)) `MIT` `Go`
 - [s.Status](https://github.com/scolastico-dev/s.Status) - Open-source server status page written in java. `MPL-2.0` `Java`
 - [StatPing.ng](https://statping-ng.github.io/) - An easy to use Status Page for your websites and applications. Statping will automatically fetch the application and render a beautiful status page with tons of features for you to build an even better status page. ([Source Code](https://github.com/statping-ng/statping-ng)) `GPL-3.0` `Docker/Go`
 - [Uptime Kuma](https://github.com/louislam/uptime-kuma) - Self-hosted website monitoring tool like "Uptime Robot". ([Demo](https://demo.uptime.kuma.pet)) `MIT` `Nodejs`
+- [Vigil](https://github.com/valeriansaliou/vigil) - Microservices Status Page. Monitors a distributed infrastructure and sends alerts (Slack, SMS, etc.). ([Demo](https://status.crisp.chat/)) `MPL-2.0` `Rust`
 
 
 ### Task Management & To-do Lists