Feature: Added self-service merchant registration and updated login onboarding flow

app/merchant/[id]/login/page.tsx

@@ -84,7 +84,13 @@ export default function MerchantLoginPage() {
                     </form>
                 </div>
 
-                <div className="text-center pt-4">
+                <div className="text-center pt-4 space-y-4">
+                    <button
+                        onClick={() => router.push('/merchant/register')}
+                        className="text-[10px] font-black text-blue-600 underline uppercase tracking-widest hover:text-blue-800 transition block w-full"
+                    >
+                        Henüz bir hesabınız yok mu? Şimdi Katılın
+                    </button>
                     <button
                         onClick={() => router.push('/')}
                         className="text-[10px] font-black text-gray-400 uppercase tracking-widest hover:text-gray-900 transition"