feat: add terminal and simple shortcut system (#16)

packages/bolt/app/components/ui/PanelHeader.tsx

@@ -0,0 +1,15 @@
+import { memo } from 'react';
+import { classNames } from '~/utils/classNames';
+
+interface PanelHeaderProps {
+  className?: string;
+  children: React.ReactNode;
+}
+
+export const PanelHeader = memo(({ className, children }: PanelHeaderProps) => {
+  return (
+    <div className={classNames('flex items-center gap-2 bg-gray-50 border-b px-4 py-1 min-h-[34px]', className)}>
+      {children}
+    </div>
+  );
+});