fix: Actualizar con branding de GLM y restringir acceso con Supabase.

src/components/GLMLogo.tsx

@@ -0,0 +1,24 @@
+import { cn } from "@/lib/utils";
+
+type GLMLogoProps = {
+  size?: "sm" | "lg";
+  showWordmark?: boolean;
+  className?: string;
+};
+
+export function GLMLogo({ size = "sm", className }: GLMLogoProps) {
+  const imageSize = size === "lg" ? "h-auto w-[168px]" : "h-auto w-[104px]";
+  const logoNudge = size === "lg" ? "-translate-x-1" : "";
+
+  return (
+    <div className={cn("inline-flex items-center", className)} aria-label="GLM">
+      <img
+        src={`${import.meta.env.BASE_URL}glm-logo.png`}
+        alt="GLM"
+        className={cn(imageSize, logoNudge)}
+        loading="eager"
+        decoding="async"
+      />
+    </div>
+  );
+}