fix: bg image not visible on Better Together column (#59)

* fix: bg image not visible on Better Together column

* remove unused import

Author: arpban

src/components/nav/MainNav.tsx

@@ -39,7 +39,6 @@ import { ReactComponent as HashicorpIcon } from '../../images/menu_icons_hashico
 import { ReactComponent as NutanixIcon } from '../../images/menu_icons_nutanix.svg'
 import { ReactComponent as OracleIcon } from '../../images/menu_icons_oracle.svg'
 import { ReactComponent as AiGatewayIcon } from '../../images/menu_icons_ai_gateway.svg'
-import ColumnBg from '../../images/gradient-left-glow.png'
 
 import PostCard from './PostCard'
 import NavHeader from './NavHeader'
@@ -277,7 +276,7 @@ const MainNav = () => {
                   icon: <HashicorpIcon />,
                 },
               ]}
-              bgImage={ColumnBg}
+              bgImage={'https://containous.ghost.io/content/images/2025/05/gradient-left-glow.png'}
               colors={{
                 heading: '#f9fafa',
                 text: '#b3bac0',