Update summarize.js

summarize.js

@@ -171,7 +171,13 @@ function setupSection(heading, contentEls) {
       ring.setDetail("");
       ring.setIndeterminate();
 
-      const prompt = "Summarize this section directly:\n\n" + sectionText(contentEls);
+      function limitWords(text, maxWords) {
+  return text.split(/\s+/).slice(0, maxWords).join(" ");
+}
+
+      const input = limitWords(sectionText(contentEls), 130);
+
+      const prompt = "Summarize this section directly:\n\n" + input;
 
       let textEl = null; // created on the first streamed chunk, once we drop the ring
       const summary = await enqueueGenerate(() =>