docs: remove basePath for custom domain deployment

Remove /dbx basePath and update asset paths from /dbx/logo.png to
/logo.png for deploying docs site on a custom domain.

docs/app/[lang]/docs/layout.tsx

@@ -35,7 +35,7 @@ export default async function Layout({
       nav={{
         title: (
           <div className="flex items-center gap-2">
-            <img src="/dbx/logo.png" alt="DBX" width={24} height={24} />
+            <img src="/logo.png" alt="DBX" width={24} height={24} />
             <span className="font-semibold">DBX</span>
           </div>
         ),

docs/app/layout.tsx

@@ -7,7 +7,7 @@ export const metadata = {
     template: '%s | DBX',
   },
   description: '25+ databases in 15 MB. Desktop & Docker self-hosting, with built-in AI assistant.',
-  icons: { icon: '/dbx/logo.png' },
+  icons: { icon: '/logo.png' },
 };
 
 export default function RootLayout({ children }: { children: ReactNode }) {

docs/next.config.mjs

@@ -4,7 +4,6 @@ const withMDX = createMDX();
 
 /** @type {import('next').NextConfig} */
 const config = {
-  basePath: '/dbx',
   output: 'export',
   images: { unoptimized: true },
 };