update README

README.md

@@ -1,12 +1,13 @@
-# maplibre-font-maker
+# font-maker
 
 The easiest way to turn your custom fonts into files compatible with [MapLibre GL](https://maplibre.org) (and Mapbox GL too).
 
 For other prepared fonts, look at [maplibre/demotiles/font](https://github.com/maplibre/demotiles/tree/gh-pages/font) instead.
 
 ## Usage
 
-* Go to the web app at [protomaps.github.io/maplibre-font-maker/](https://protomaps.github.io/maplibre-font-maker/) and select your file. 
+* Go to the web app at [protomaps.github.io/font-maker/](https://protomaps.github.io/font-maker/) and select your file.
+
 * Wait for the progress bar to complete and download your ZIP containing all ranges for the font. 
 
 ## Installation
@@ -21,3 +22,7 @@ By specifying a font file you can control which variants are used for these scri
 
 * Cyriac (Eastern/Western/Estrangela)
 * Han (kr/hk/cn/tw/jp/vn)
+
+## Discussion
+
+Join the #maplibre slack channel at OSMUS: get an invite at https://slack.openstreetmap.us/