i18n: add missing translations

src/lib/components/channel/Thread.svelte

@@ -8,9 +8,11 @@
 	import XMark from '$lib/components/icons/XMark.svelte';
 	import MessageInput from './MessageInput.svelte';
 	import Messages from './Messages.svelte';
-	import { onDestroy, onMount, tick } from 'svelte';
+	import { onDestroy, onMount, tick, getContext } from 'svelte';
 	import { toast } from 'svelte-sonner';
 
+	const i18n = getContext('i18n');
+
 	export let threadId = null;
 	export let channel = null;
 
@@ -158,7 +160,7 @@
 {#if channel}
 	<div class="flex flex-col w-full h-full bg-gray-50 dark:bg-gray-850">
 		<div class="flex items-center justify-between px-3.5 pt-3">
-			<div class=" font-medium text-lg">Thread</div>
+			<div class=" font-medium text-lg">{$i18n.t('Thread')}</div>
 
 			<div>
 				<button