feat(reader): show workflow kit on chapter pages

marketing-site/data/sample-chapter.js

@@ -107,6 +107,13 @@ const RE01 = {
   author: "Founding library · sample",
   sources: "Sample MLS packet (non-confidential); market-1pager template shipped with the recipe.",
   lastUpdated: "31 Aug 2026",
+  kit: {
+    youRun: "Listing agent",
+    tools: ["brief CLI (local redaction)", "Claude"],
+    files: ["sample_listings.csv", "market-1pager template"],
+    model: "Claude",
+    artifact: "One-pager market brief",
+  },
 };
 
 const RE02 = {
@@ -167,6 +174,13 @@ const RE02 = {
   author: "Founding library · sample",
   sources: "Public comps sample packet; listing-voice template shipped with the recipe.",
   lastUpdated: "31 Aug 2026",
+  kit: {
+    youRun: "Listing agent",
+    tools: ["listing-copy CLI", "Claude"],
+    files: ["sample_comps.json", "listing-voice template"],
+    model: "Claude",
+    artifact: "180-word listing draft",
+  },
 };
 
 export const RECIPES = [RE01, RE02];
@@ -237,6 +251,10 @@ export const CHAPTER = {
 /** Outline groups for the chapter map. Headings come from the essay objects. */
 export function buildOutline(chapter, recipes) {
   return [
+    {
+      label: "Start",
+      items: [{ id: "need", label: "What you need" }],
+    },
     {
       label: "Essay",
       items: [chapter.stakes, chapter.constraints, chapter.practice, chapter.between].map((s) => ({
@@ -252,6 +270,7 @@ export function buildOutline(chapter, recipes) {
         label: r.id + " · " + r.shortTitle,
         time: r.time,
         shortTitle: r.shortTitle,
+        tools: r.kit && r.kit.tools ? r.kit.tools.join(", ") : "",
       })),
     },
     {
@@ -263,3 +282,30 @@ export function buildOutline(chapter, recipes) {
     },
   ];
 }
+
+/** Union of recipe kits for the chapter "What you need" strip. */
+export function collectChapterKit(recipes) {
+  const tools = [];
+  const files = [];
+  const models = [];
+  const add = (arr, value) => {
+    if (value && !arr.includes(value)) arr.push(value);
+  };
+  recipes.forEach((r) => {
+    const k = r.kit || {};
+    (k.tools || []).forEach((item) => add(tools, item));
+    (k.files || []).forEach((item) => add(files, item));
+    add(models, k.model);
+  });
+  return {
+    tools,
+    files,
+    models,
+    tryits: recipes.map((r) => ({
+      id: r.id,
+      time: r.time,
+      cost: r.cost,
+      artifact: r.kit && r.kit.artifact,
+    })),
+  };
+}