Improve MineGeo interface and functionality

components/Brand.tsx

@@ -1,13 +1,18 @@
+"use client";
+import { useI18n } from "@/components/I18nProvider";
 import Link from "next/link";
+import { useSiteSettings } from "./SiteSettingsProvider";
 
 export function Brand() {
+  const { t } = useI18n();
+  const { settings } = useSiteSettings();
   return (
-    <Link href="/" className="brand" aria-label="MineGeo home">
+    <Link href="/" className="brand" aria-label={t("MineGeo home")}>
       <span className="brand-cube">
         <span />
       </span>
       Mine<span>Geo</span>
-      <sup>BETA</sup>
+      {settings.betaBadgeEnabled && <sup>BETA</sup>}
     </Link>
   );
 }