feat: 引入 yuxiang-kit 课程组件源码与运行时

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

src/components/ui/button/Button.tsx

@@ -0,0 +1,23 @@
+import { forwardRef } from "react";
+import { cn } from "@/lib/cn";
+import styles from "./Button.module.css";
+import type { ButtonProps } from "./Button.types";
+
+export const Button = forwardRef<HTMLButtonElement, ButtonProps>(
+	(
+		{ children, className, variant = "primary", size = "md", ...props },
+		ref,
+	) => {
+		return (
+			<button
+				ref={ref}
+				className={cn(styles.button, styles[variant], styles[size], className)}
+				{...props}
+			>
+				<span className={styles.content}>{children}</span>
+			</button>
+		);
+	},
+);
+
+Button.displayName = "Button";