feat: reading indicator

src/routes/(app)/+page.svelte

@@ -22,6 +22,7 @@
 
 	let stopResponseFlag = false;
 	let autoScroll = true;
+	let processing = '';
 
 	let selectedModels = [''];
 
@@ -192,6 +193,7 @@
 
 		console.log(docs);
 		if (docs.length > 0) {
+			processing = 'Reading';
 			const query = history.messages[parentId].content;
 
 			let relevantContexts = await Promise.all(
@@ -215,6 +217,7 @@
 			history.messages[parentId].raContent = RAGTemplate(contextString, query);
 			history.messages[parentId].contexts = relevantContexts;
 			await tick();
+			processing = '';
 		}
 
 		await Promise.all(
@@ -660,6 +663,7 @@
 				chatId={$chatId}
 				{selectedModels}
 				{selectedModelfiles}
+				{processing}
 				bind:history
 				bind:messages
 				bind:autoScroll