feat: add text and generation tools

web/src/lib/components/ToolPage.svelte

@@ -153,9 +153,22 @@
 	}
 
 	async function handleTextSubmit(text: string) {
-		if (!isTextSource || !tool.runFromText) return;
+		if (!isTextSource) return;
 		errorText = '';
 		status = 'processing';
+		if (tool.textToText) {
+			try {
+				result = null;
+				previewResult = null;
+				info = null;
+				textResult = await tool.textToText(text);
+				status = 'loaded';
+			} catch (e) {
+				showError(e);
+			}
+			return;
+		}
+		if (!tool.runFromText) return;
 		try {
 			source = await tool.runFromText(text, defaultParams(tool));
 			values = defaultParams(tool);

web/src/lib/components/search/ToolSearch.svelte

@@ -15,7 +15,7 @@
 
 	let { onSelect, chainableOnly = false }: Props = $props();
 
-	const candidates = chainableOnly ? TOOLS.filter(isChainable) : TOOLS;
+	const candidates = $derived(chainableOnly ? TOOLS.filter(isChainable) : TOOLS);
 
 	let query = $state('');
 	let activeIndex = $state(0);