modalframe-disconnect-listener.diff

diff --git a/assets/controllers/modal-form_controller.js b/assets/controllers/modal-form_controller.js
index 0ff9f84..292ae5f 100644
--- a/assets/controllers/modal-form_controller.js
+++ b/assets/controllers/modal-form_controller.js
@@ -11,6 +11,10 @@ export default class extends Controller {
         document.addEventListener('turbo:before-fetch-response', this.boundBeforeFetchResponse);
     }
 
+    disconnect() {
+        document.removeEventListener('turbo:before-fetch-response', this.boundBeforeFetchResponse);
+    }
+
     async openModal(event) {
         this.modal = new Modal(this.modalTarget);
         this.modal.show();