feat: integrate FAQ to webapp

src/components/HelpText/Header4.tsx

@@ -0,0 +1,16 @@
+import { Heading } from '@chakra-ui/react';
+import React from 'react';
+
+export interface Header4Props {
+  children: React.ReactNode;
+  id?: string;
+  className?: string;
+}
+
+export function Header4({ children, className, id }: Header4Props) {
+  return (
+    <Heading as="h4" id={id} className={className} pt={3} pb={1} color="gray.700" size="md">
+      {children}
+    </Heading>
+  );
+}