fix error handling

src/routes/contact/+page.server.ts

@@ -69,11 +69,12 @@ export const actions: Actions = {
         console.error(`Brevo API error ${response.status}: ${errorText}`);
         return fail(502, { error: 'Sending failed. Please try again later.', fields });
       }
-
-      throw redirect(303, '/success');
+      // Success - redirect to thank you page
     } catch (err) {
       console.error('Brevo API request failed', err);
       return fail(500, { error: 'Unexpected error. Please try again later.', fields });
     }
+
+    throw redirect(303, '/success');
   }
 };