Improve combo refresh logic

src/lib/components/gradio/app/Accordion.svelte

@@ -0,0 +1,44 @@
+<script lang="ts">
+	import { createEventDispatcher } from "svelte";
+	export let label: string = "";
+	export let open: boolean = true;
+
+	const dispatch = createEventDispatcher<{
+		click: boolean;
+	}>();
+
+ function handleClick() {
+     open = !open;
+     dispatch("click", open);
+ }
+</script>
+
+<div on:click={handleClick} class="label-wrap" class:open>
+	<span>{label}</span>
+	<span style:transform={open ? "rotate(0)" : "rotate(90deg)"} class="icon">
+		▼
+	</span>
+</div>
+<div style:display={open ? "block" : "none"}>
+	<slot />
+</div>
+
+<style>
+	span {
+		font-weight: var(--section-header-text-weight);
+		font-size: var(--section-header-text-size);
+	}
+	.label-wrap {
+		display: flex;
+		justify-content: space-between;
+		cursor: pointer;
+		width: var(--size-full);
+	}
+	.label-wrap.open {
+		margin-bottom: var(--size-2);
+	}
+
+	.icon {
+		transition: 150ms;
+	}
+</style>