docs(preset): add Catppuccin Powerline preset (#5796)

---------

Co-authored-by: Zachary J. Rollyson <zach@adxsoftware.com>
Co-authored-by: Goose <jack.allan@neds.com>
Co-authored-by: Matan Kushner <hello@matchai.dev>

docs/presets/README.md

@@ -80,3 +80,9 @@ This preset is heavily inspired by [Pastel Powerline](./pastel-powerline.md), an
 This is a pseudo minimalist preset inspired by the [geometry](https://github.com/geometry-zsh/geometry) and [spaceship](https://github.com/spaceship-prompt/spaceship-prompt) prompts.
 
 [![Screenshot of Jetpack preset](/presets/img/jetpack.png "Click to view Jetpack preset")](./jetpack)
+
+## [Catppuccin Powerline](./catppuccin-powerline.md)
+
+This preset is a minimally modified version of [Gruvbox Rainbow](./gruvbox-rainbow.md) using the [Catppuccin](https://github.com/catppuccin/catppuccin) theme palette.
+
+[![Screenshot of Catppuccin Powerline preset](/presets/img/catppuccin-powerline.png "Click to view Catppuccin Powerline preset")](./catppuccin-powerline)

docs/presets/catppuccin-powerline.md

@@ -0,0 +1,28 @@
+[Return to Presets](./README.md#catppuccin-powerline)
+
+# Catppuccin Powerline Preset
+
+This preset is a minimally modified version of [Gruvbox Rainbow](./gruvbox-rainbow.md) using the [Catppuccin](https://github.com/catppuccin/catppuccin) theme palette.
+
+![Screenshot of Catppuccin Powerline preset](/presets/img/catppuccin-powerline.png)
+
+### Prerequisites
+
+- A [Nerd Font](https://www.nerdfonts.com/) installed and enabled in your terminal
+
+### Configuration
+
+```sh
+starship preset catppuccin-powerline -o ~/.config/starship.toml
+```
+
+By default this preset uses the Mocha flavour of Catppucin, but you can specify any of the flavours by modifying the value of `palette`:
+
+- `catppuccin_mocha`
+- `catppuccin_frappe`
+- `catppuccin_macchiato`
+- `catppucin_latte`
+
+[Click to download TOML](/presets/toml/catppuccin-powerline.toml)
+
+<<< @/public/presets/toml/catppuccin-powerline.toml