Add remove group, format

src/lib/components/Popover.svelte

@@ -0,0 +1,28 @@
+<script lang="ts">
+  import {fly} from "@lib/transition"
+
+  export let onClose
+  export let hideOnClick = false
+
+  const onMouseUp = (e: any) => {
+    if (hideOnClick || !element.contains(e.target)) {
+      setTimeout(onClose)
+    }
+  }
+
+  const onKeyDown = (e: any) => {
+    if (e.key === "Escape") {
+      setTimeout(onClose)
+    }
+  }
+
+  let element: HTMLElement
+</script>
+
+<svelte:window on:mouseup={onMouseUp} on:keydown={onKeyDown} />
+
+<div class="relative w-full" bind:this={element}>
+  <div transition:fly|local class="absolute z-popover w-full">
+    <slot />
+  </div>
+</div>