diff --git a/tests/runner-e2e/chat-catalog-domains/runtime-queue.test.ts b/tests/runner-e2e/chat-catalog-domains/runtime-queue.test.ts
index 613c6cb3ca5..f9f87a9b51e 100644
--- a/tests/runner-e2e/chat-catalog-domains/runtime-queue.test.ts
+++ b/tests/runner-e2e/chat-catalog-domains/runtime-queue.test.ts
@@ -1,5 +1,18 @@
 import { it, expect } from "vitest";
-import { gradeQueuedFollowup, promptCarriesComment } from "./runtime-queue.js";
+import { deflateRawSync } from "node:zlib";
+import { gradeQueuedFollowup, promptCarriesComment, zipEntryTexts } from "./runtime-queue.js";
+/** A minimal zip with one deflated and one stored entry, laid out as zip tools write it. */
+function zip(entries: Array<{ name: string; text: string; deflate: boolean }>) {
+  const locals: Buffer[] = [], centrals: Buffer[] = []; let offset = 0;
+  for (const entry of entries) {
+    const name = Buffer.from(entry.name), raw = Buffer.from(entry.text), data = entry.deflate ? deflateRawSync(raw) : raw;
+    const local = Buffer.alloc(30); local.writeUInt32LE(0x04034b50, 0); local.writeUInt16LE(entry.deflate ? 8 : 0, 8); local.writeUInt32LE(data.length, 18); local.writeUInt32LE(raw.length, 22); local.writeUInt16LE(name.length, 26);
+    const central = Buffer.alloc(46); central.writeUInt32LE(0x02014b50, 0); central.writeUInt16LE(entry.deflate ? 8 : 0, 10); central.writeUInt32LE(data.length, 20); central.writeUInt32LE(raw.length, 24); central.writeUInt16LE(name.length, 28); central.writeUInt32LE(offset, 42);
+    locals.push(local, name, data); centrals.push(central, name); offset += 30 + name.length + data.length;
+  }
+  const directory = Buffer.concat(centrals), end = Buffer.alloc(22); end.writeUInt32LE(0x06054b50, 0); end.writeUInt16LE(entries.length, 8); end.writeUInt16LE(entries.length, 10); end.writeUInt32LE(directory.length, 12); end.writeUInt32LE(offset, 16);
+  return Buffer.concat([...locals, directory, end]);
+}
 function valid() { return { scenarioId: "steering.queue-follow-up", origin: "http://fixture.invalid", companyId: "company", leadId: "ceo",
   state: { task: { id: "website", identifier: "PAP-7" }, worker: { id: "morgan" }, workerStatusAtReply: "running", canonicalRunId: "controller",
     queuedAtReply: { issueId: "website", state: "queued", entries: [{ position: 0, comment: { id: "contact", body: "Add a contact section", authorAgentId: "ceo", createdByRunId: "controller" } }] },
@@ -19,6 +32,14 @@ it("rejects a successor without the actual saved comment in its native input", (
 it("rejects duplicate requirement admission", () => { const o = valid(); o.state.queuedAtReply.entries.push({ ...o.state.queuedAtReply.entries[0]!, position: 1 }); expect(gradeQueuedFollowup(o).passed).toBe(false); });
 it("rejects losing the original worker's saved work", () => { const o = valid(); o.state.initialBriefRevisionRetained = false; expect(gradeQueuedFollowup(o).passed).toBe(false); });
 it("rejects output attributed to the wrong native revision", () => { const o = valid(); o.state.contactResultRevision = false; expect(gradeQueuedFollowup(o).passed).toBe(false); });
+it("accepts the contact section delivered as the successor's registered build instead of a document", () => { const o = valid(); o.state.contactResultRevision = false; Object.assign(o.state, { contactResultDeliverable: true }); expect(gradeQueuedFollowup(o).passed).toBe(true); });
+it("rejects a successor deliverable without the contact section", () => { const o = valid(); o.state.contactResultRevision = false; Object.assign(o.state, { contactResultDeliverable: false }); expect(gradeQueuedFollowup(o).passed).toBe(false); });
+it("reads stored and deflated zip entries and treats other bytes as no entries", () => {
+  const bytes = zip([{ name: "site/index.html", text: '<section id="contact"><h2>Contact</h2></section>', deflate: true }, { name: "site/styles.css", text: "body{margin:0}", deflate: false }]);
+  expect(zipEntryTexts(bytes)).toEqual(['<section id="contact"><h2>Contact</h2></section>', "body{margin:0}"]);
+  expect(zipEntryTexts(Buffer.from("<html>Contact</html>"))).toEqual([]);
+  expect(zipEntryTexts(bytes.subarray(0, bytes.length - 30))).toEqual([]);
+});
 it("finds the saved comment in a native prompt raw or JSON-escaped, and only with its id and body", () => {
   const comment = { id: "c-1", body: "Add a \"Contact us\" section\nwith email." };
   const prompt = `{"newComments":[{"id":"c-1","body":${JSON.stringify(comment.body)}}]}`;
@@ -28,3 +49,11 @@ it("finds the saved comment in a native prompt raw or JSON-escaped, and only wit
   expect(promptCarriesComment("continue the website task c-1", comment)).toBe(false);
   expect(promptCarriesComment(undefined, comment)).toBe(false);
 });
+it("finds the saved comment when a continuation envelope nests the events JSON as a string", () => {
+  const comment = { id: "c-1", body: "Add a \"Contact\" section.\n\n- nav link" };
+  const prompt = JSON.stringify({ schema: "paperclip.native-continuation.v1", events: JSON.stringify({ messages: [{ id: "c-1", body: comment.body }, { id: "c-2", body: "Done." }] }) });
+  expect(prompt.includes(comment.body) || prompt.includes(JSON.stringify(comment.body).slice(1, -1))).toBe(false);
+  expect(promptCarriesComment(prompt, comment)).toBe(true);
+  expect(promptCarriesComment(JSON.stringify({ events: JSON.stringify({ messages: [{ id: "c-1", body: "Add a section." }] }) }), comment)).toBe(false);
+  expect(promptCarriesComment(JSON.stringify({ events: JSON.stringify({ messages: [{ id: "c-2", body: comment.body }], note: "c-1" }) }), comment)).toBe(false);
+});
diff --git a/tests/runner-e2e/chat-catalog-domains/runtime-queue.ts b/tests/runner-e2e/chat-catalog-domains/runtime-queue.ts
index 5ef32e3ed4d..e81e173eb88 100644
--- a/tests/runner-e2e/chat-catalog-domains/runtime-queue.ts
+++ b/tests/runner-e2e/chat-catalog-domains/runtime-queue.ts
@@ -1,15 +1,46 @@
 import { chatCatalogNativePhaseDeadline, chatCatalogNativePhaseIsTimely } from "../chat-catalog-contract.js";
 import { expect } from "@playwright/test";
+import { createHash } from "node:crypto";
 import { writeFile } from "node:fs/promises";
+import { inflateRawSync } from "node:zlib";
 import { pollUntil } from "../api.js";
 import { checks, type Entity } from "./internal-support.js";
 import { busyRuntimeWorker, releaseRuntimeWorker } from "./runtime-busy-worker.js";
 import { runtimeDefinition, runtimeObservation, observeRuntime, type RuntimeAgent } from "./runtime-support.js";
-import type { IssueQueuedCommentQueue } from "../../../packages/shared/src/types/issue.js";
-/** Native continuations embed new comments as JSON, so a body with quotes or newlines appears JSON-escaped. */
+import type { IssueAttachment, IssueQueuedCommentQueue } from "../../../packages/shared/src/types/issue.js";
+import type { IssueWorkProduct } from "../../../packages/shared/src/types/work-product.js";
+const MAX_DELIVERABLE_BYTES = 262_144;
+/** Text of each stored or deflated entry in a zip deliverable, read from its central directory; [] when it is not a readable zip. */
+export function zipEntryTexts(bytes: Buffer): string[] {
+  try {
+    const eocd = bytes.lastIndexOf(Buffer.from([0x50, 0x4b, 0x05, 0x06])); if (eocd < 0 || eocd + 22 > bytes.length) return [];
+    const texts: string[] = []; let at = bytes.readUInt32LE(eocd + 16);
+    for (let index = 0, count = bytes.readUInt16LE(eocd + 10); index < count && at + 46 <= bytes.length && bytes.readUInt32LE(at) === 0x02014b50; index++) {
+      const method = bytes.readUInt16LE(at + 10), size = bytes.readUInt32LE(at + 20), local = bytes.readUInt32LE(at + 42);
+      const start = local + 30 + bytes.readUInt16LE(local + 26) + bytes.readUInt16LE(local + 28), data = bytes.subarray(start, start + size);
+      if (method === 0) texts.push(data.toString("utf8"));
+      else if (method === 8) texts.push(inflateRawSync(data, { maxOutputLength: 4 * MAX_DELIVERABLE_BYTES }).toString("utf8"));
+      at += 46 + bytes.readUInt16LE(at + 28) + bytes.readUInt16LE(at + 30) + bytes.readUInt16LE(at + 32);
+    }
+    return texts;
+  } catch { return []; }
+}
+/** Find a message object with the exact comment id and body, descending into JSON nested as string values. */
+function jsonCarriesComment(value: unknown, comment: { id: string; body: string }, depth = 0): boolean {
+  if (depth > 6) return false;
+  if (typeof value === "string") {
+    const text = value.trim(); if (!/^[[{]/.test(text)) return false;
+    try { return jsonCarriesComment(JSON.parse(text), comment, depth + 1); } catch { return false; }
+  }
+  if (Array.isArray(value)) return value.some(item => jsonCarriesComment(item, comment, depth + 1));
+  if (!value || typeof value !== "object") return false;
+  const row = value as Record<string, unknown>;
+  return (row.id === comment.id && row.body === comment.body) || Object.values(row).some(item => jsonCarriesComment(item, comment, depth + 1));
+}
+/** Native continuations embed new comments as JSON (an envelope may nest it again as a string), so a body with quotes or newlines appears escaped. */
 export function promptCarriesComment(prompt: string | undefined, comment: { id: string; body: string }) {
   return typeof prompt === "string" && prompt.includes(comment.id)
-    && (prompt.includes(comment.body) || prompt.includes(JSON.stringify(comment.body).slice(1, -1)));
+    && (prompt.includes(comment.body) || prompt.includes(JSON.stringify(comment.body).slice(1, -1)) || jsonCarriesComment(prompt, comment));
 }
 /** A task is named by its setup-assigned identifier (which chat links) or by a link to its page. */
 export function replyNamesTask(reply: string, task: Entity) {
@@ -37,9 +68,9 @@ export function gradeQueuedFollowup(value: unknown) {
     && o.runs.length === 3 && o.runs.every(run => run.status === "succeeded")
     && o.runs.filter(run => run.agentId === (o.state.worker as Entity).id).length === 2,
   "The same saved requirement is consumed by one ordinary successor native turn after the real prior owner settles.");
-  c.add("earlier-work-and-contact-result-retained", o.state.initialBriefRevisionRetained === true && o.state.contactResultRevision === true
+  c.add("earlier-work-and-contact-result-retained", o.state.initialBriefRevisionRetained === true && (o.state.contactResultRevision === true || o.state.contactResultDeliverable === true)
     && o.tasks.length === 1 && o.tasks[0]?.id === task.id && o.tasks[0]?.assigneeAgentId === (o.state.worker as Entity).id && o.tasks[0]?.status === "done",
-  "The original worker's saved brief revision remains inspectable and the successor saves an actual contact-section result on the same task.");
+  "The original worker's saved brief revision remains inspectable and the successor saves an actual contact-section result on the same task, as a document revision or a registered deliverable.");
   return c.result();
 }
 export const runtimeQueueCases = [runtimeDefinition("steering.queue-follow-up", busyRuntimeWorker, gradeQueuedFollowup, {
@@ -91,6 +122,18 @@ export const runtimeQueueCases = [runtimeDefinition("steering.queue-follow-up",
     const successorIds = o.runs.filter(run => run.agentId === (state.worker as Entity).id && run.id !== state.workerRunId).map(run => run.id);
     state.contactResultRevision = o.revisions.some(revision => successorIds.includes(revision.createdByRunId ?? "") && /contact/i.test(revision.body ?? "")
       && revision.createdByAgentId === (state.worker as Entity).id && o.documents.some(doc => doc.id === revision.documentId && doc.latestRevisionId === revision.id));
+    // A website build may be delivered as a registered file (often a zip) rather than a document; its file name is the model's, so read every successor deliverable's verified bytes.
+    const taskId = (state.task as Entity).id;
+    const [products, attachments] = await Promise.all([ctx.input.api.get<IssueWorkProduct[]>(`/api/issues/${taskId}/work-products`), ctx.input.api.get<IssueAttachment[]>(`/api/issues/${taskId}/attachments`)]);
+    const delivered = attachments.filter(attachment => attachment.issueId === taskId && successorIds.includes(attachment.originatingRunId ?? "") && attachment.byteSize <= MAX_DELIVERABLE_BYTES
+      && products.some(product => product.type === "artifact" && product.createdByRunId === attachment.originatingRunId && product.metadata?.attachmentId === attachment.id));
+    const texts: string[] = [];
+    for (const attachment of delivered) {
+      const bytes = await ctx.input.api.getAttachmentContent(attachment.id);
+      if (bytes.length !== attachment.byteSize || createHash("sha256").update(bytes).digest("hex") !== attachment.sha256) continue;
+      const entries = zipEntryTexts(bytes); texts.push(...(entries.length > 0 ? entries : [bytes.toString("utf8")]));
+    }
+    state.contactResultDeliverable = texts.some(text => /contact/i.test(text));
     return o;
   },
   async verifyResult(ctx, state) {