added github issues button

Author: kartikpersistent

frontend/src/components/Layout/Header.tsx

@@ -1,7 +1,7 @@
 import Neo4jLogoBW from '../../logo.svg';
 import Neo4jLogoColor from '../../logo-color.svg';
 import { MoonIconOutline, SunIconOutline, Cog8ToothIconOutline } from '@neo4j-ndl/react/icons';
-import { Typography, IconButton } from '@neo4j-ndl/react';
+import { Typography, IconButton, Button } from '@neo4j-ndl/react';
 
 export default function Header({ themeMode, toggleTheme }: { themeMode: string; toggleTheme: () => void }) {
   return (
@@ -35,6 +35,7 @@ export default function Header({ themeMode, toggleTheme }: { themeMode: string;
               className='inline-flex gap-x-1'
               style={{ display: 'flex', flexGrow: 0, alignItems: 'center', gap: '4px' }}
             >
+              <Button href='https://github.com/neo4j-labs/llm-graph-builder/issues' fill='outlined' target='_blank'>Github Issues</Button>
               <IconButton aria-label='Toggle Dark mode' clean size='large' onClick={toggleTheme}>
                 {themeMode === 'dark' ? (
                   <span role='img' aria-label='sun'>