Queue media preview (#449)

* output url

* Basic image previews

* Split out task item component

* Move task actions to context menu

* simplify

* Move spinner

* Lift context menu to tab scope

* Better tag

* Fix placeholder style

* nit

* Correctly handle cancelled

* nit

* Split out result item as separate component

* nit

* Fix center crop

* nit

* Simplify task item

* Flat list

* Show prompt id

* Make image draggable

* Disable preview for dragging

* Fix key

* Correctly handle task in expanded view

* Add preview

src/components/sidebar/tabs/SidebarTabTemplate.vue

@@ -42,6 +42,7 @@ const props = defineProps({
   border-top: none;
   border-radius: 0;
   padding: 0.25rem 1rem;
+  min-height: 2.5rem;
 }
 
 .comfy-vue-side-bar-header-span {