Fix checkbox jumping behaviour

src/UI/Base/Checkbox.svelte

@@ -6,10 +6,11 @@
    */
   export let selected: UIEventSource<boolean>
   let _c: boolean = selected.data ?? true
+  let id = `checkbox-input-${Math.round(Math.random()*100000000)}`
   $: selected.set(_c)
 </script>
 
 <label class="no-image-background flex items-center gap-1">
-  <input bind:checked={_c} type="checkbox" />
+  <input bind:checked={_c} type="checkbox" {id} />
   <slot />
 </label>