Fix footer copyright year

src/components/global/Footer.tsx

@@ -16,11 +16,16 @@ const versionLabel = gitSha
   ? `v${appVersion}+${gitSha.slice(0, 7)}`
   : `v${appVersion}`;
 const envLabel = deployEnv === "production" ? "prod" : deployEnv;
+const currentYear = new Date().getFullYear();
+const copyrightYear =
+  currentYear > 2025
+    ? `2025–${currentYear}`
+    : "2025";
 
 export default function Footer() {
   return (
     <div className="flex items-center justify-between text-xs text-muted-foreground">
-      <span>© 2026 by gaertan.art | Admin</span>
+      <span>© {copyrightYear} by gaertan.art | Admin</span>
       <span>{versionLabel} · {envLabel}</span>
     </div>
   );