feat(CheckboxGroup): new component (#3862)

Co-authored-by: Benjamin Canac <canacb1@gmail.com>
Co-authored-by: Romain Hamel <rom.hml@gmail.com>

src/theme/checkbox-group.ts

@@ -0,0 +1,47 @@
+export default {
+  slots: {
+    root: 'relative',
+    fieldset: 'flex gap-x-2',
+    legend: 'mb-1 block font-medium text-default'
+  },
+  variants: {
+    orientation: {
+      horizontal: {
+        fieldset: 'flex-row'
+      },
+      vertical: {
+        fieldset: 'flex-col'
+      }
+    },
+    size: {
+      xs: {
+        fieldset: 'gap-y-0.5',
+        legend: 'text-xs'
+      },
+      sm: {
+        fieldset: 'gap-y-0.5',
+        legend: 'text-xs'
+      },
+      md: {
+        fieldset: 'gap-y-1',
+        legend: 'text-sm'
+      },
+      lg: {
+        fieldset: 'gap-y-1',
+        legend: 'text-sm'
+      },
+      xl: {
+        fieldset: 'gap-y-1.5',
+        legend: 'text-base'
+      }
+    },
+    required: {
+      true: {
+        legend: 'after:content-[\'*\'] after:ms-0.5 after:text-error'
+      }
+    }
+  },
+  defaultVariants: {
+    size: 'md'
+  }
+}