Move some UI to Stimulus + Lo Pozzo geojson

webgis/js/controllers/modal_controller.js

@@ -0,0 +1,14 @@
+import { Controller } from "@hotwired/stimulus"
+
+export default class extends Controller {
+    static targets = ['close', 'modal'];
+
+    open() {
+        this.modalTarget.classList.add('is-active');
+    }
+
+    close() {
+        this.modalTarget.classList.remove('is-active');
+    }
+}
+