Add Teardown code

src/components/3d/PublicPreview.svelte

@@ -21,7 +21,7 @@
     import * as THREE from "three";
     import { GLTFLoader } from "three/addons/loaders/GLTFLoader.js";
     import { OrbitControls } from "three/addons/controls/OrbitControls.js";
-    import {onMount} from "svelte";
+    import {onDestroy, onMount} from "svelte";
 
     export let file: string;
     export let fov: number = 60;
@@ -72,18 +72,29 @@
 
         new ResizeObserver(handleResize).observe(div);
 
+
+        loaded = true;
+
         function animate() {
+            if (loaded) {
                 requestAnimationFrame(animate);
+            }
 
             renderer.render( scene, camera );
             controls.update();
         }
 
         animate();
-
-        loaded = true;
     });
 
+    onDestroy(() => {
+        loaded = false;
+
+        renderer.dispose();
+        scene.clear();
+        light.dispose();
+    })
+
     function handleResize() {
         let width = div.clientWidth;
         let height = div.clientHeight;