add Linux Dash

part of awesome-selfhosted/awesome-selfhosted#127

README.md

@@ -392,6 +392,7 @@
 * [LibreNMS](http:https://www.librenms.org) - Fully featured network monitoring system that provides a wealth of features and device support.
 * [Monit](http:https://mmonit.com/monit/#home) - Small utility for managing and monitoring Unix systems.
 * [Munin](http:https://munin-monitoring.org/) - Networked resource monitoring tool.
+* [Linux Dash](https://github.com/afaqurk/linux-dash) - A simple, low-overhead web dashboard for GNU / Linux. (~1MB) ([Demo](http:https://linuxdash.afaqtariq.com/))
 * [Naemon](http:https://www.naemon.org/) - Network monitoring tool based on the Nagios 4 core with performance enhancements and new features.
 * [Nagios](http:https://www.nagios.org/) - Computer system, network and infrastructure monitoring software application.
 * [Node-Bell](https://github.com/eleme/node-bell) - Real-time anomalies detection for periodic time series, metrics monitor.