fix: resolve redirect loop after login

- Update middleware to use getAll/setAll cookie methods for better session handling
- Replace router.push with window.location.href for full page reload
- This ensures middleware properly detects authenticated session

admin-web/app/login/page.tsx

@@ -43,8 +43,8 @@ export default function LoginPage() {
         throw new Error("Not authorized as admin");
       }
 
-      router.push("/");
-      router.refresh();
+      // Force a full page reload to ensure middleware picks up the session
+      window.location.href = "/";
     } catch (err) {
       setError(err instanceof Error ? err.message : "Login failed");
     } finally {