feat: add desktop/web app package (#2606)

Co-authored-by: adamdotdevin <2363879+adamdottv@users.noreply.github.com>
Co-authored-by: Adam <2363879+adamdotdevin@users.noreply.github.com>
Co-authored-by: GitHub Action <action@github.com>

packages/app/src/ui/button.tsx

@@ -0,0 +1,49 @@
+import { Button as KobalteButton } from "@kobalte/core/button"
+import { splitProps } from "solid-js"
+import type { ComponentProps } from "solid-js"
+
+export interface ButtonProps extends ComponentProps<typeof KobalteButton> {
+  variant?: "primary" | "secondary" | "outline" | "ghost"
+  size?: "sm" | "md" | "lg"
+}
+
+export const buttonStyles = {
+  base: "inline-flex items-center justify-center rounded-md font-medium transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50 cursor-pointer",
+  variants: {
+    primary: "bg-primary text-background hover:bg-secondary focus-visible:ring-primary data-[disabled]:opacity-50",
+    secondary:
+      "bg-background-panel text-text hover:bg-background-element focus-visible:ring-secondary data-[disabled]:opacity-50",
+    outline:
+      "border border-border bg-transparent text-text hover:bg-background-panel focus-visible:ring-border-active data-[disabled]:border-border-subtle data-[disabled]:text-text-muted",
+    ghost: "text-text hover:bg-background-panel focus-visible:ring-border-active data-[disabled]:text-text-muted",
+  },
+  sizes: {
+    sm: "h-8 px-3 text-sm",
+    md: "h-10 px-4 text-sm",
+    lg: "h-12 px-6 text-base",
+  },
+}
+
+export function getButtonClasses(
+  variant: keyof typeof buttonStyles.variants = "primary",
+  size: keyof typeof buttonStyles.sizes = "md",
+  className?: string,
+) {
+  return `${buttonStyles.base} ${buttonStyles.variants[variant]} ${buttonStyles.sizes[size]}${className ? ` ${className}` : ""}`
+}
+
+export function Button(props: ButtonProps) {
+  const [local, others] = splitProps(props, ["variant", "size", "class", "classList"])
+  return (
+    <KobalteButton
+      classList={{
+        ...(local.classList ?? {}),
+        [buttonStyles.base]: true,
+        [buttonStyles.variants[local.variant || "primary"]]: true,
+        [buttonStyles.sizes[local.size || "md"]]: true,
+        [local.class ?? ""]: !!local.class,
+      }}
+      {...others}
+    />
+  )
+}