feat: implement frontend login functionality with form handling and error management

apps/frontend/app/components/theme.tsx

@@ -0,0 +1,16 @@
+import type React from 'react';
+import { Theme } from '@radix-ui/themes';
+
+export type AppThemeProps = {
+  children: React.ReactNode;
+};
+
+export function AppTheme({ children }: AppThemeProps) {
+  return (
+    <Theme accentColor="iris" grayColor="slate" panelBackground="translucent" radius="large">
+      {children}
+    </Theme>
+  );
+}
+
+export default AppTheme;