- trop de trucs d'un coup... je vais faire attention ensuite ^^'

assets/controllers/bootstrap-modal_controller.js

@@ -0,0 +1,21 @@
+import { Controller } from '@hotwired/stimulus';
+import { Modal } from 'bootstrap';
+
+/**
+ * Allows you to dispatch a "modal:close" JavaScript event to close it.
+ *
+ * This is useful inside a LiveComponent, where you can emit a browser event
+ * to open or close the modal.
+ *
+ * See templates/components/BootstrapModal.html.twig to see how this is
+ * attached to Bootstrap modal.
+ */
+/* stimulusFetch: 'lazy' */
+export default class extends Controller {
+  modal = null;
+
+  connect() {
+    this.modal = Modal.getOrCreateInstance(this.element);
+    document.addEventListener('modal:close', () => this.modal.hide());
+  }
+}