readme: add usage section

README.md

@@ -13,30 +13,42 @@ https://github.com/user-attachments/assets/0840f496-575c-4ca6-83a8-87bb01a85c5f
 
 ## Components
 
-- Widgets: [`Quickshell`](https://quickshell.outfoxxed.me/)
-- Window manager: [`Hyprland`](https://hyprland.org/)
-- Dots: [`caelestia`](https://github.com/caelestia-dots/)
+- Widgets: [`Quickshell`](https://quickshell.outfoxxed.me)
+- Window manager: [`Hyprland`](https://hyprland.org)
+- Dots: [`caelestia`](https://github.com/caelestia-dots)
 
 ## Installation
 
 ### Automated installation (recommended)
 
-Install [`caelestia-scripts`](https://github.com/caelestia-dots/scripts/) and run `caelestia install shell`.
+Install [`caelestia-scripts`](https://github.com/caelestia-dots/scripts) and run `caelestia install shell`.
 
 ### Manual installation
 
-Install all [dependencies](https://github.com/caelestia-dots/scripts/blob/main/install/shell.fish#L10/), then
+Install all [dependencies](https://github.com/caelestia-dots/scripts/blob/main/install/shell.fish#L10), then
 clone this repo into `$XDG_CONFIG_HOME/quickshell/caelestia` and run `qs -c caelestia`.
 
+## Usage
+
+All keybinds are accessible via Hyprland [global shortcuts](https://wiki.hyprland.org/Configuring/Binds/#dbus-global-shortcuts).
+For a preconfigured setup, install [`caelestia-hypr`](https://github.com/caelestia-dots/hypr) via `caelestia install hypr` or see
+[this file](https://github.com/caelestia-dots/hypr/blob/main/hyprland/keybinds.conf#L1-L29) for an example on how to use global
+shortcuts.
+
+There is only one IPC command as of now which can be used to get details about the currently active MPRIS player.
+```sh
+caelestia shell mpris getActive <prop>
+```
+
 ## Credits
 
 Thanks to the Hyprland discord community (especially the homies in #rice-discussion) for all the help and suggestions
 for improving these dots!
 
-A special thanks to [@outfoxxed](https://github.com/outfoxxed/) for making Quickshell and the effort put into fixing issues
+A special thanks to [@outfoxxed](https://github.com/outfoxxed) for making Quickshell and the effort put into fixing issues
 and implementing various feature requests.
 
-Another special thanks to [@end_4](https://github.com/end-4/) for his [config](https://github.com/end-4/dots-hyprland)
+Another special thanks to [@end_4](https://github.com/end-4) for his [config](https://github.com/end-4/dots-hyprland)
 which helped me a lot with learning how to use Quickshell.
 
 ## Stonks 📈