docs: add themes to readme

.gitattributes

@@ -1 +1,2 @@
 *.gif filter=lfs diff=lfs merge=lfs -text
+*.png filter=lfs diff=lfs merge=lfs -text

README.md

@@ -173,6 +173,35 @@ huh.NewConfirm().
     Value(&confirm)
 ```
 
+## Themes
+
+Huh forms can be customized through themes. You can supply your own custom theme
+or use the predefined themes.
+
+There are currently four predefined themes:
+
+* [`Charm`](#charm-theme)
+* [`Dracula`](#dracula-theme)
+* [`Base 16`](#base-16-theme)
+* [`Default`](#default-theme)
+
+### Charm Theme
+
+<img alt="Charm-themed form" width="400" src="./examples/theme/charm-theme.png">
+
+### Dracula Theme
+
+<img alt="Dracula-themed form" width="400" src="./examples/theme/dracula-theme.png">
+
+### Base 16 Theme
+
+<img alt="Base16-themed form" width="400" src="./examples/theme/basesixteen-theme.png">
+
+### Default Theme
+
+<img alt="Default-themed form" width="400" src="./examples/theme/default-theme.png">
+
+
 ## Spinner
 
 Huh additionally provides a `spinner` subpackage for displaying spinners while

examples/theme/main.go

@@ -45,7 +45,6 @@ func main() {
 		err = huh.NewForm(
 			huh.NewGroup(
 				huh.NewInput().Title("Thoughts").Placeholder("What's on your mind?"),
-				huh.NewText().Title("More Thoughts").Placeholder("What else is on your mind?"),
 				huh.NewSelect[string]().Options(huh.NewOptions("A", "B", "C")...).Title("Colors"),
 				huh.NewMultiSelect[string]().Options(huh.NewOptions("Red", "Green", "Yellow")...).Title("Letters"),
 				huh.NewConfirm().Title("Again?").Description("Try another theme").Value(&repeat),

examples/theme/theme.tape

@@ -0,0 +1,39 @@
+Output theme.gif
+
+Set Width 800
+Set Height 650
+Set Padding 40
+
+Hide
+Type "go build -o theme ."
+Enter
+Ctrl+L
+Sleep 500ms
+Type "clear && ./theme" Enter
+Show
+
+Sleep 2s
+
+Enter
+
+Screenshot default-theme.png
+
+Tab 4
+Down 1
+Enter
+
+Screenshot dracula-theme.png
+
+Tab 4
+Down 2
+Enter
+
+Screenshot basesixteen-theme.png
+
+Tab 4
+Down 3
+Enter
+
+Screenshot charm-theme.png
+
+Sleep 1s