Use bundled branding assets

frontend/app/ui/BrandingLogo.tsx

@@ -1,36 +1,14 @@
-'use client'
-
-import { useEffect, useState } from 'react'
-import { getApiBase } from '../lib/auth'
-
-const STORAGE_KEY = 'branding_version'
-
 type BrandingLogoProps = {
   className?: string
   alt?: string
 }
 
 export default function BrandingLogo({ className, alt = 'Magent logo' }: BrandingLogoProps) {
-  const [src, setSrc] = useState<string | null>(null)
-
-  useEffect(() => {
-    const baseUrl = getApiBase()
-    const version =
-      (typeof window !== 'undefined' && window.localStorage.getItem(STORAGE_KEY)) || ''
-    const versionSuffix = version ? `?v=${encodeURIComponent(version)}` : ''
-    setSrc(`${baseUrl}/branding/logo.png${versionSuffix}`)
-  }, [])
-
-  if (!src) {
-    return null
-  }
-
   return (
     <img
       className={className}
-      src={src}
+      src="/branding-logo.svg"
       alt={alt}
-      onError={() => setSrc(null)}
     />
   )
 }