feat: add dunst config (#43)

Reviewed-on: https://codeberg.org/nhcarrigan/docs/pulls/43
Co-authored-by: Naomi Carrigan <commits@nhcarrigan.com>
Co-committed-by: Naomi Carrigan <commits@nhcarrigan.com>

src/content/docs/dev/environment.md

@@ -3822,6 +3822,35 @@ This file goes in `~/.config/wofi/style.css`.
 }
 ```
 
+### 3.12 Dunst
+
+`dunst` manages Naomi's system notifications, and (like many other aspects of her environment) has been highly customised. This file goes in `~/.config/dunst/dunstrc`.
+
+```toml
+[global]
+  follow=mouse
+  width=(0, 750)
+  height=(0, 1000)
+  notification_limit=10
+  origin=center
+  icon_corner_radius=10
+  sort=update
+  layer=overlay
+  show_age_threshold=-1
+  stack_duplicates=false
+  corner_radius=10
+  mouse_left_click=close_current
+  mouse_right_click=do_action, close_current
+  mouse_middle_click=none
+  font="FiraCode Mono" 12
+  format="<b>%a - %s</b>\n<big>%b</big>"
+  background="#00473c99"
+  foreground="#abfcec"
+  max_icon_size=32
+  icon_corner_radius=10
+  frame_color="#abfcec"
+```
+
 ## 4. Code Editor
 
 Naomi uses VSCode as her current code editor.