docs: 📝 document sources of icons

README.md

@@ -1,7 +1,9 @@
 # Arma Events Icon font
 This repository contains the icon font for [arma.events](https://arma.events) using [font ligatures](https://fonts.google.com/knowledge/glossary/ligature).  
 
-This font is basically a subset of [Lucide Icons](https://github.com/lucide-icons/lucide) together with some icons that were created specifically for [arma.events](https://arma.events). All icons originating from Lucide have the same name as in Lucide, but `-` (minus) has been changed to `_` (underscore).
+This font is basically a subset of [Lucide Icons](https://github.com/lucide-icons/lucide) together with some icons that were created specifically for [arma.events](https://arma.events). All icons originating from Lucide have the same name as in Lucide, but `-` (minus) has been changed to `_` (underscore). 
+
+You can find a detailed breakdown of where each icon comes from in the [icon sources section](#icon-sources) at the bottom of this readme.
 
 ## Adding a icon
 
@@ -22,3 +24,25 @@ The output directory (`./out/`) includes an `example.html`-file, which can be us
 ## Usage
 
 To use the font, simply include the `arma-eventicons.css` from the output directory. You may have to adjust the paths to the font files. 
+
+## Icon Sources
+
+Most icons are from  [Lucide Icons](https://github.com/lucide-icons/lucide), but there are a few exceptions:
+
+The following icons are from [Simple Icons](https://github.com/simple-icons/simple-icons):
+- `discord`
+- `twitter`
+- `youtube`
+
+The following icons are custom made for arma.events:
+- `condensed`
+- `crown`
+- `crown_off`
+- `edit_2`
+- `expanded`
+- `grip`
+- `reorder`
+- `text`
+
+
+