Add emoji reactions

src/lib/components/EmojiPicker.svelte

@@ -0,0 +1,15 @@
+<script lang="ts">
+  import 'emoji-picker-element'
+  import type {Emoji} from 'emoji-picker-element/shared'
+  import {onMount} from 'svelte'
+
+  export let onClick: (emoji: Emoji) => void
+
+  let element: Element
+
+  onMount(() => {
+    element.addEventListener('emoji-click', (event: any) => onClick(event.detail as Emoji))
+  })
+</script>
+
+<emoji-picker bind:this={element} />