Implement explicit issue follow-up intent

Co-Authored-By: Paperclip <noreply@paperclip.ing>

cli/src/commands/client/issue.ts

@@ -61,6 +61,7 @@ interface IssueUpdateOptions extends BaseClientOptions {
 interface IssueCommentOptions extends BaseClientOptions {
   body: string;
   reopen?: boolean;
+  resume?: boolean;
 }
 
 interface IssueCheckoutOptions extends BaseClientOptions {
@@ -241,12 +242,14 @@ export function registerIssueCommands(program: Command): void {
       .argument("<issueId>", "Issue ID")
       .requiredOption("--body <text>", "Comment body")
       .option("--reopen", "Reopen if issue is done/cancelled")
+      .option("--resume", "Request explicit follow-up and wake the assignee when resumable")
       .action(async (issueId: string, opts: IssueCommentOptions) => {
         try {
           const ctx = resolveCommandContext(opts);
           const payload = addIssueCommentSchema.parse({
             body: opts.body,
             reopen: opts.reopen,
+            resume: opts.resume,
           });
           const comment = await ctx.api.post<IssueComment>(`/api/issues/${issueId}/comments`, payload);
           printOutput(comment, { json: ctx.json });

packages/adapter-utils/src/server-utils.ts

@@ -92,6 +92,7 @@ export const DEFAULT_PAPERCLIP_AGENT_PROMPT_TEMPLATE = [
   "- If woken by a human comment on a dependency-blocked issue, respond or triage the comment without treating the blocked deliverable work as unblocked.",
   "- Create child issues directly when you know what needs to be done; use issue-thread interactions when the board/user must choose suggested tasks, answer structured questions, or confirm a proposal.",
   "- To ask for that input, create an interaction on the current issue with POST /api/issues/{issueId}/interactions using kind suggest_tasks, ask_user_questions, or request_confirmation. Use continuationPolicy wake_assignee when you need to resume after a response; for request_confirmation this resumes only after acceptance.",
+  "- When you intentionally restart follow-up work on a completed assigned issue, include structured `resume: true` with the POST /api/issues/{issueId}/comments or PATCH /api/issues/{issueId} comment payload. Generic agent comments on closed issues are inert by default.",
   "- For plan approval, update the plan document first, then create request_confirmation targeting the latest plan revision with idempotencyKey confirmation:{issueId}:plan:{revisionId}. Wait for acceptance before creating implementation subtasks, and create a fresh confirmation after superseding board/user comments if approval is still needed.",
   "- If blocked, mark the issue blocked and name the unblock owner and action.",
   "- Respect budget, pause/cancel, approval gates, and company boundaries.",

packages/mcp-server/src/tools.ts

@@ -450,7 +450,7 @@ export function createToolDefinitions(client: PaperclipApiClient): ToolDefinitio
     ),
     makeTool(
       "paperclipUpdateIssue",
-      "Patch an issue, optionally including a comment",
+      "Patch an issue, optionally including a comment; include resume=true when intentionally requesting follow-up on resumable closed work",
       updateIssueToolSchema,
       async ({ issueId, ...body }) =>
         client.requestJson("PATCH", `/issues/${encodeURIComponent(issueId)}`, { body }),
@@ -475,7 +475,7 @@ export function createToolDefinitions(client: PaperclipApiClient): ToolDefinitio
     ),
     makeTool(
       "paperclipAddComment",
-      "Add a comment to an issue",
+      "Add a comment to an issue; include resume=true when intentionally requesting follow-up on resumable closed work",
       addCommentToolSchema,
       async ({ issueId, ...body }) =>
         client.requestJson("POST", `/issues/${encodeURIComponent(issueId)}/comments`, { body }),

server/src/__tests__/issue-comment-reopen-routes.test.ts

@@ -28,6 +28,7 @@ const mockHeartbeatService = vi.hoisted(() => ({
 
 const mockAgentService = vi.hoisted(() => ({
   getById: vi.fn(),
+  list: vi.fn(),
   resolveByReference: vi.fn(),
 }));
 
@@ -175,7 +176,7 @@ async function normalizePolicy(input: {
   return normalizeIssueExecutionPolicy(input);
 }
 
-function makeIssue(status: "todo" | "done" | "blocked") {
+function makeIssue(status: "todo" | "done" | "blocked" | "cancelled" | "in_progress") {
   return {
     id: "11111111-1111-4111-8111-111111111111",
     companyId: "company-1",
@@ -188,6 +189,16 @@ function makeIssue(status: "todo" | "done" | "blocked") {
   };
 }
 
+function agentActor(agentId = "22222222-2222-4222-8222-222222222222") {
+  return {
+    type: "agent",
+    agentId,
+    companyId: "company-1",
+    source: "agent_key",
+    runId: "run-1",
+  };
+}
+
 async function waitForWakeup(assertion: () => void) {
   await vi.waitFor(assertion);
 }
@@ -211,6 +222,7 @@ describe.sequential("issue comment reopen routes", () => {
     mockHeartbeatService.getActiveRunForAgent.mockReset();
     mockHeartbeatService.cancelRun.mockReset();
     mockAgentService.getById.mockReset();
+    mockAgentService.list.mockReset();
     mockAgentService.resolveByReference.mockReset();
     mockLogActivity.mockReset();
     mockFeedbackService.listIssueVotesForUser.mockReset();
@@ -272,6 +284,18 @@ describe.sequential("issue comment reopen routes", () => {
     mockAccessService.canUser.mockResolvedValue(false);
     mockAccessService.hasPermission.mockResolvedValue(false);
     mockAgentService.getById.mockResolvedValue(null);
+    mockAgentService.list.mockResolvedValue([
+      {
+        id: "22222222-2222-4222-8222-222222222222",
+        reportsTo: null,
+        permissions: { canCreateAgents: false },
+      },
+      {
+        id: "44444444-4444-4444-8444-444444444444",
+        reportsTo: null,
+        permissions: { canCreateAgents: false },
+      },
+    ]);
     mockAgentService.resolveByReference.mockImplementation(async (_companyId: string, reference: string) => {
       if (reference === "ambiguous-codex") {
         return { ambiguous: true, agent: null };
@@ -739,6 +763,158 @@ describe.sequential("issue comment reopen routes", () => {
     );
   });
 
+  it("explicit same-agent resume works through the PATCH comment path", async () => {
+    mockIssueService.getById.mockResolvedValue(makeIssue("done"));
+    mockIssueService.update.mockImplementation(async (_id: string, patch: Record<string, unknown>) => ({
+      ...makeIssue("done"),
+      ...patch,
+    }));
+
+    const res = await request(await installActor(createApp(), agentActor()))
+      .patch("/api/issues/11111111-1111-4111-8111-111111111111")
+      .send({ comment: "please validate the follow-up", resume: true });
+
+    expect(res.status).toBe(200);
+    expect(mockIssueService.update).toHaveBeenCalledWith(
+      "11111111-1111-4111-8111-111111111111",
+      expect.objectContaining({
+        status: "todo",
+        actorAgentId: "22222222-2222-4222-8222-222222222222",
+        actorUserId: null,
+      }),
+    );
+    expect(mockLogActivity).toHaveBeenCalledWith(
+      expect.anything(),
+      expect.objectContaining({
+        action: "issue.comment_added",
+        details: expect.objectContaining({
+          commentId: "comment-1",
+          resumeIntent: true,
+          followUpRequested: true,
+        }),
+      }),
+    );
+    expect(mockHeartbeatService.wakeup).toHaveBeenCalledWith(
+      "22222222-2222-4222-8222-222222222222",
+      expect.objectContaining({
+        reason: "issue_reopened_via_comment",
+        payload: expect.objectContaining({
+          commentId: "comment-1",
+          reopenedFrom: "done",
+          resumeIntent: true,
+          followUpRequested: true,
+        }),
+      }),
+    );
+  });
+
+  it("keeps generic same-agent comments on closed issues inert", async () => {
+    mockIssueService.getById.mockResolvedValue(makeIssue("done"));
+
+    const res = await request(await installActor(createApp(), agentActor()))
+      .post("/api/issues/11111111-1111-4111-8111-111111111111/comments")
+      .send({ body: "follow-up note without intent" });
+
+    expect(res.status).toBe(201);
+    expect(mockIssueService.update).not.toHaveBeenCalled();
+    expect(mockHeartbeatService.wakeup).not.toHaveBeenCalled();
+  });
+
+  it("explicit same-agent resume comments reopen closed issues and mark the wake payload", async () => {
+    mockIssueService.getById.mockResolvedValue(makeIssue("done"));
+    mockIssueService.update.mockImplementation(async (_id: string, patch: Record<string, unknown>) => ({
+      ...makeIssue("done"),
+      ...patch,
+    }));
+
+    const res = await request(await installActor(createApp(), agentActor()))
+      .post("/api/issues/11111111-1111-4111-8111-111111111111/comments")
+      .send({ body: "please validate the follow-up", resume: true });
+
+    expect(res.status).toBe(201);
+    expect(mockIssueService.update).toHaveBeenCalledWith(
+      "11111111-1111-4111-8111-111111111111",
+      { status: "todo" },
+    );
+    expect(mockLogActivity).toHaveBeenCalledWith(
+      expect.anything(),
+      expect.objectContaining({
+        action: "issue.comment_added",
+        details: expect.objectContaining({
+          commentId: "comment-1",
+          resumeIntent: true,
+          followUpRequested: true,
+        }),
+      }),
+    );
+    expect(mockHeartbeatService.wakeup).toHaveBeenCalledWith(
+      "22222222-2222-4222-8222-222222222222",
+      expect.objectContaining({
+        reason: "issue_reopened_via_comment",
+        payload: expect.objectContaining({
+          commentId: "comment-1",
+          reopenedFrom: "done",
+          resumeIntent: true,
+          followUpRequested: true,
+        }),
+        contextSnapshot: expect.objectContaining({
+          wakeReason: "issue_reopened_via_comment",
+          resumeIntent: true,
+          followUpRequested: true,
+        }),
+      }),
+    );
+  });
+
+  it("rejects explicit agent resume intent from a non-assignee", async () => {
+    mockIssueService.getById.mockResolvedValue(makeIssue("done"));
+
+    const res = await request(await installActor(createApp(), agentActor("44444444-4444-4444-8444-444444444444")))
+      .post("/api/issues/11111111-1111-4111-8111-111111111111/comments")
+      .send({ body: "restart someone else's work", resume: true });
+
+    expect(res.status).toBe(403);
+    expect(res.body.error).toBe("Agent cannot request follow-up for another agent's issue");
+    expect(mockIssueService.update).not.toHaveBeenCalled();
+    expect(mockIssueService.addComment).not.toHaveBeenCalled();
+    expect(mockHeartbeatService.wakeup).not.toHaveBeenCalled();
+  });
+
+  it("rejects explicit resume intent under an active pause hold", async () => {
+    mockIssueService.getById.mockResolvedValue(makeIssue("done"));
+    mockIssueTreeControlService.getActivePauseHoldGate.mockResolvedValue({
+      holdId: "hold-1",
+      rootIssueId: "root-1",
+      issueId: "11111111-1111-4111-8111-111111111111",
+      isRoot: false,
+      mode: "pause",
+      reason: "reviewing",
+      releasePolicy: null,
+    });
+
+    const res = await request(await installActor(createApp(), agentActor()))
+      .post("/api/issues/11111111-1111-4111-8111-111111111111/comments")
+      .send({ body: "please resume", resume: true });
+
+    expect(res.status).toBe(409);
+    expect(res.body.error).toBe("Issue follow-up blocked by active subtree pause hold");
+    expect(mockIssueService.update).not.toHaveBeenCalled();
+    expect(mockIssueService.addComment).not.toHaveBeenCalled();
+  });
+
+  it("rejects explicit resume intent on cancelled issues", async () => {
+    mockIssueService.getById.mockResolvedValue(makeIssue("cancelled"));
+
+    const res = await request(await installActor(createApp(), agentActor()))
+      .post("/api/issues/11111111-1111-4111-8111-111111111111/comments")
+      .send({ body: "please resume", resume: true });
+
+    expect(res.status).toBe(409);
+    expect(res.body.error).toBe("Cancelled issues must be restored through the dedicated restore flow");
+    expect(mockIssueService.update).not.toHaveBeenCalled();
+    expect(mockIssueService.addComment).not.toHaveBeenCalled();
+  });
+
   it("interrupts an active run before a combined comment update", async () => {
     const issue = {
       ...makeIssue("todo"),

server/src/routes/issues.ts

@@ -2404,6 +2404,7 @@ export function issueRoutes(
             issueId: issue.id,
             ...(comment ? { commentId: comment.id } : {}),
             mutation: "update",
+            ...(resumeRequested === true ? { resumeIntent: true, followUpRequested: true } : {}),
             ...(interruptedRunId ? { interruptedRunId } : {}),
           },
           requestedByActorType: actor.actorType,
@@ -2418,6 +2419,7 @@ export function issueRoutes(
                 }
               : {}),
             source: "issue.update",
+            ...(resumeRequested === true ? { resumeIntent: true, followUpRequested: true } : {}),
             ...(interruptedRunId ? { interruptedRunId } : {}),
           },
         });
@@ -2435,6 +2437,7 @@ export function issueRoutes(
           payload: {
             issueId: issue.id,
             mutation: "update",
+            ...(resumeRequested === true ? { resumeIntent: true, followUpRequested: true } : {}),
             ...(interruptedRunId ? { interruptedRunId } : {}),
           },
           requestedByActorType: actor.actorType,
@@ -2442,6 +2445,7 @@ export function issueRoutes(
           contextSnapshot: {
             issueId: issue.id,
             source: "issue.status_change",
+            ...(resumeRequested === true ? { resumeIntent: true, followUpRequested: true } : {}),
             ...(interruptedRunId ? { interruptedRunId } : {}),
           },
         });
@@ -2463,6 +2467,7 @@ export function issueRoutes(
               commentId: comment.id,
               mutation: "comment",
               ...(reopened ? { reopenedFrom: reopenFromStatus } : {}),
+              ...(resumeRequested === true ? { resumeIntent: true, followUpRequested: true } : {}),
               ...(interruptedRunId ? { interruptedRunId } : {}),
             },
             requestedByActorType: actor.actorType,
@@ -2475,6 +2480,7 @@ export function issueRoutes(
               source: reopened ? "issue.comment.reopen" : "issue.comment",
               wakeReason: reopened ? "issue_reopened_via_comment" : "issue_commented",
               ...(reopened ? { reopenedFrom: reopenFromStatus } : {}),
+              ...(resumeRequested === true ? { resumeIntent: true, followUpRequested: true } : {}),
               ...(interruptedRunId ? { interruptedRunId } : {}),
             },
           });
@@ -3306,6 +3312,7 @@ export function issueRoutes(
           reopened: true,
           reopenedFrom: reopenFromStatus,
           source: "comment",
+          ...(resumeRequested === true ? { resumeIntent: true, followUpRequested: true } : {}),
           identifier: currentIssue.identifier,
         },
       });
@@ -3412,6 +3419,7 @@ export function issueRoutes(
               commentId: comment.id,
               reopenedFrom: reopenFromStatus,
               mutation: "comment",
+              ...(resumeRequested === true ? { resumeIntent: true, followUpRequested: true } : {}),
               ...(interruptedRunId ? { interruptedRunId } : {}),
             },
             requestedByActorType: actor.actorType,
@@ -3424,6 +3432,7 @@ export function issueRoutes(
               source: "issue.comment.reopen",
               wakeReason: "issue_reopened_via_comment",
               reopenedFrom: reopenFromStatus,
+              ...(resumeRequested === true ? { resumeIntent: true, followUpRequested: true } : {}),
               ...(interruptedRunId ? { interruptedRunId } : {}),
             },
           });
@@ -3436,6 +3445,7 @@ export function issueRoutes(
               issueId: currentIssue.id,
               commentId: comment.id,
               mutation: "comment",
+              ...(resumeRequested === true ? { resumeIntent: true, followUpRequested: true } : {}),
               ...(interruptedRunId ? { interruptedRunId } : {}),
             },
             requestedByActorType: actor.actorType,
@@ -3447,6 +3457,7 @@ export function issueRoutes(
               wakeCommentId: comment.id,
               source: "issue.comment",
               wakeReason: "issue_commented",
+              ...(resumeRequested === true ? { resumeIntent: true, followUpRequested: true } : {}),
               ...(interruptedRunId ? { interruptedRunId } : {}),
             },
           });

ui/src/components/CommentThread.test.tsx

@@ -178,6 +178,46 @@ describe("CommentThread", () => {
     });
   });
 
+  it("shows follow-up badges on explicit follow-up comments and timeline rows", () => {
+    const root = createRoot(container);
+
+    act(() => {
+      root.render(
+        <MemoryRouter>
+          <CommentThread
+            comments={[{
+              id: "comment-1",
+              companyId: "company-1",
+              issueId: "issue-1",
+              authorAgentId: null,
+              authorUserId: "local-board",
+              body: "Please continue validation.",
+              followUpRequested: true,
+              createdAt: new Date("2026-03-11T10:00:00.000Z"),
+              updatedAt: new Date("2026-03-11T10:00:00.000Z"),
+            }]}
+            timelineEvents={[{
+              id: "event-1",
+              actorType: "agent",
+              actorId: "agent-1",
+              createdAt: new Date("2026-03-11T10:00:00.000Z"),
+              commentId: "comment-1",
+              followUpRequested: true,
+            }]}
+            onAdd={async () => {}}
+          />
+        </MemoryRouter>,
+      );
+    });
+
+    expect(container.textContent).toContain("Follow-up");
+    expect(container.textContent).toContain("requested follow-up");
+
+    act(() => {
+      root.unmount();
+    });
+  });
+
   it("hides the reopen control and infers reopen for closed agent-assigned issues", async () => {
     const root = createRoot(container);
     const onAdd = vi.fn(async () => {});

ui/src/components/CommentThread.tsx

@@ -9,6 +9,7 @@ import type {
   IssueComment,
 } from "@paperclipai/shared";
 import { Button } from "@/components/ui/button";
+import { Badge } from "@/components/ui/badge";
 import { ArrowRight, Check, Copy, Paperclip } from "lucide-react";
 import { Avatar, AvatarFallback } from "@/components/ui/avatar";
 import { Identity } from "./Identity";
@@ -32,6 +33,7 @@ interface CommentWithRunMeta extends IssueComment {
   clientStatus?: "pending" | "queued";
   queueState?: "queued";
   queueTargetRunId?: string | null;
+  followUpRequested?: boolean;
 }
 
 interface LinkedRunItem {
@@ -315,6 +317,7 @@ function CommentCard({
   const isHighlighted = highlightCommentId === comment.id;
   const isPending = comment.clientStatus === "pending";
   const isQueued = queued || comment.queueState === "queued" || comment.clientStatus === "queued";
+  const followUpRequested = comment.followUpRequested === true;
 
   return (
     <div
@@ -345,6 +348,11 @@ function CommentCard({
               Queued
             </span>
           ) : null}
+          {followUpRequested ? (
+            <Badge variant="outline" className="text-[10px] uppercase tracking-[0.14em]">
+              Follow-up
+            </Badge>
+          ) : null}
           {companyId && !isPending ? (
             <PluginSlotOutlet
               slotTypes={["commentContextMenuItem"]}
@@ -452,6 +460,7 @@ function TimelineEventCard({
   currentUserId?: string | null;
 }) {
   const actorName = formatTimelineActorName(event.actorType, event.actorId, agentMap, currentUserId);
+  const actionLabel = event.followUpRequested ? "requested follow-up" : "updated this task";
 
   return (
     <div id={`activity-${event.id}`} className="flex items-start gap-2.5 py-1.5">
@@ -462,7 +471,7 @@ function TimelineEventCard({
       <div className="min-w-0 flex-1 space-y-1.5">
         <div className="flex flex-wrap items-baseline gap-x-1.5 gap-y-1 text-sm">
           <span className="font-medium text-foreground">{actorName}</span>
-          <span className="text-muted-foreground">updated this task</span>
+          <span className="text-muted-foreground">{actionLabel}</span>
           <a
             href={`#activity-${event.id}`}
             className="text-sm text-muted-foreground transition-colors hover:text-foreground hover:underline"
@@ -682,12 +691,20 @@ export function CommentThread({
   const hasScrolledRef = useRef(false);
 
   const timeline = useMemo<TimelineItem[]>(() => {
-    const commentItems: TimelineItem[] = comments.map((comment) => ({
-      kind: "comment",
-      id: comment.id,
-      createdAtMs: new Date(comment.createdAt).getTime(),
-      comment,
-    }));
+    const followUpCommentIds = new Set(
+      timelineEvents
+        .filter((event) => event.followUpRequested && event.commentId)
+        .map((event) => event.commentId as string),
+    );
+    const commentItems: TimelineItem[] = comments.map((comment) => {
+      const followUpRequested = comment.followUpRequested === true || followUpCommentIds.has(comment.id);
+      return {
+        kind: "comment",
+        id: comment.id,
+        createdAtMs: new Date(comment.createdAt).getTime(),
+        comment: followUpRequested ? { ...comment, followUpRequested } : comment,
+      };
+    });
     const approvalItems: TimelineItem[] = linkedApprovals.map((approval) => ({
       kind: "approval",
       id: approval.id,

ui/src/components/IssueChatThread.test.tsx

@@ -300,6 +300,50 @@ describe("IssueChatThread", () => {
     });
   });
 
+  it("shows explicit follow-up badges and event copy", () => {
+    const root = createRoot(container);
+
+    act(() => {
+      root.render(
+        <MemoryRouter>
+          <IssueChatThread
+            comments={[{
+              id: "comment-1",
+              companyId: "company-1",
+              issueId: "issue-1",
+              authorAgentId: null,
+              authorUserId: "local-board",
+              body: "Please continue validation.",
+              followUpRequested: true,
+              createdAt: new Date("2026-03-11T10:00:00.000Z"),
+              updatedAt: new Date("2026-03-11T10:00:00.000Z"),
+            }]}
+            linkedRuns={[]}
+            timelineEvents={[{
+              id: "event-1",
+              actorType: "agent",
+              actorId: "agent-1",
+              createdAt: new Date("2026-03-11T10:00:00.000Z"),
+              commentId: "comment-1",
+              followUpRequested: true,
+            }]}
+            liveRuns={[]}
+            onAdd={async () => {}}
+            showComposer={false}
+            enableLiveTranscriptPolling={false}
+          />
+        </MemoryRouter>,
+      );
+    });
+
+    expect(container.textContent).toContain("Follow-up");
+    expect(container.textContent).toContain("requested follow-up");
+
+    act(() => {
+      root.unmount();
+    });
+  });
+
   it("shows unresolved blocker context above the composer", () => {
     const root = createRoot(container);
 

ui/src/components/IssueChatThread.tsx

@@ -57,6 +57,7 @@ import { buildIssueThreadInteractionSummary, isIssueThreadInteraction } from "..
 import { resolveIssueChatTranscriptRuns } from "../lib/issueChatTranscriptRuns";
 import type { IssueTimelineAssignee, IssueTimelineEvent } from "../lib/issue-timeline-events";
 import { Button } from "@/components/ui/button";
+import { Badge } from "@/components/ui/badge";
 import { Avatar, AvatarFallback, AvatarImage } from "@/components/ui/avatar";
 import {
   Dialog,
@@ -1178,6 +1179,7 @@ function IssueChatUserMessage({ message }: { message: ThreadMessage }) {
   const authorName = typeof custom.authorName === "string" ? custom.authorName : null;
   const authorUserId = typeof custom.authorUserId === "string" ? custom.authorUserId : null;
   const queued = custom.queueState === "queued" || custom.clientStatus === "queued";
+  const followUpRequested = custom.followUpRequested === true;
   const queueReason = typeof custom.queueReason === "string" ? custom.queueReason : null;
   const queueBadgeLabel = queueReason === "hold" ? "\u23f8 Deferred wake" : "Queued";
   const pending = custom.clientStatus === "pending";
@@ -1203,6 +1205,11 @@ function IssueChatUserMessage({ message }: { message: ThreadMessage }) {
     <div className={cn("flex min-w-0 max-w-[85%] flex-col", isCurrentUser && "items-end")}>
       <div className={cn("mb-1 flex items-center gap-2 px-1", isCurrentUser ? "justify-end" : "justify-start")}>
         <span className="text-sm font-medium text-foreground">{resolvedAuthorName}</span>
+        {followUpRequested ? (
+          <Badge variant="outline" className="text-[10px] uppercase tracking-[0.14em]">
+            Follow-up
+          </Badge>
+        ) : null}
       </div>
       <div
         className={cn(
@@ -1378,6 +1385,7 @@ function IssueChatAssistantMessage({ message }: { message: ThreadMessage }) {
   };
 
   const activeVote = commentId ? feedbackVoteByTargetId.get(commentId) ?? null : null;
+  const followUpRequested = custom.followUpRequested === true;
 
   return (
     <div id={anchorId}>
@@ -1411,6 +1419,11 @@ function IssueChatAssistantMessage({ message }: { message: ThreadMessage }) {
           ) : (
             <div className="mb-1.5 flex items-center gap-2">
               <span className="text-sm font-medium text-foreground">{authorName}</span>
+              {followUpRequested ? (
+                <Badge variant="outline" className="text-[10px] uppercase tracking-[0.14em]">
+                  Follow-up
+                </Badge>
+              ) : null}
               {isRunning ? (
                 <span className="inline-flex items-center gap-1 rounded-full border border-cyan-400/40 bg-cyan-500/10 px-2 py-0.5 text-[10px] font-medium uppercase tracking-[0.14em] text-cyan-700 dark:text-cyan-200">
                   <Loader2 className="h-3 w-3 animate-spin" />
@@ -1926,7 +1939,9 @@ function IssueChatSystemMessage({ message }: { message: ThreadMessage }) {
       <div className="min-w-0 space-y-1">
         <div className={cn("flex flex-wrap items-baseline gap-x-1.5 gap-y-0.5 text-xs", isCurrentUser && "justify-end")}>
           <span className="font-medium text-foreground">{actorName}</span>
-          <span className="text-muted-foreground">updated this task</span>
+          <span className="text-muted-foreground">
+            {custom.followUpRequested === true ? "requested follow-up" : "updated this task"}
+          </span>
           <a
             href={anchorId ? `#${anchorId}` : undefined}
             className="text-xs text-muted-foreground transition-colors hover:text-foreground hover:underline"

ui/src/lib/issue-chat-messages.ts

@@ -31,6 +31,7 @@ export interface IssueChatComment extends IssueComment {
   queueState?: "queued";
   queueTargetRunId?: string | null;
   queueReason?: "hold" | "active_run" | "other";
+  followUpRequested?: boolean;
 }
 
 export interface IssueChatLinkedRun {
@@ -319,6 +320,7 @@ function createCommentMessage(args: {
     queueTargetRunId: comment.queueTargetRunId ?? null,
     queueReason: comment.queueReason ?? null,
     interruptedRunId: comment.interruptedRunId ?? null,
+    followUpRequested: comment.followUpRequested === true,
   };
 
   if (comment.authorAgentId) {
@@ -357,7 +359,9 @@ function createTimelineEventMessage(args: {
       ? "System"
       : (formatAssigneeUserLabel(event.actorId, currentUserId, userLabelMap) ?? "Board");
 
-  const lines: string[] = [`${actorName} updated this issue`];
+  const lines: string[] = [
+    event.followUpRequested ? `${actorName} requested follow-up` : `${actorName} updated this issue`,
+  ];
   if (event.statusChange) {
     lines.push(
       `Status: ${event.statusChange.from ?? "none"} -> ${event.statusChange.to ?? "none"}`,
@@ -388,6 +392,7 @@ function createTimelineEventMessage(args: {
         actorId: event.actorId,
         statusChange: event.statusChange ?? null,
         assigneeChange: event.assigneeChange ?? null,
+        followUpRequested: event.followUpRequested === true,
       },
     },
   };

ui/src/lib/issue-timeline-events.test.ts

@@ -126,6 +126,80 @@ describe("extractIssueTimelineEvents", () => {
     ]);
   });
 
+  it("marks explicit follow-up timeline updates", () => {
+    const events = extractIssueTimelineEvents([
+      {
+        id: "evt-follow-up",
+        companyId: "company-1",
+        actorType: "agent",
+        actorId: "agent-1",
+        action: "issue.updated",
+        entityType: "issue",
+        entityId: "issue-1",
+        agentId: "agent-1",
+        runId: "run-1",
+        createdAt: new Date("2026-03-31T12:01:00.000Z"),
+        details: {
+          status: "todo",
+          reopened: true,
+          reopenedFrom: "done",
+          source: "comment",
+          commentId: "comment-1",
+          resumeIntent: true,
+          followUpRequested: true,
+        },
+      },
+    ] satisfies ActivityEvent[]);
+
+    expect(events).toEqual([
+      {
+        id: "evt-follow-up",
+        createdAt: new Date("2026-03-31T12:01:00.000Z"),
+        actorType: "agent",
+        actorId: "agent-1",
+        commentId: "comment-1",
+        followUpRequested: true,
+        statusChange: {
+          from: "done",
+          to: "todo",
+        },
+      },
+    ]);
+  });
+
+  it("synthesizes non-status follow-up rows from comment activity", () => {
+    const events = extractIssueTimelineEvents([
+      {
+        id: "evt-comment-follow-up",
+        companyId: "company-1",
+        actorType: "agent",
+        actorId: "agent-1",
+        action: "issue.comment_added",
+        entityType: "issue",
+        entityId: "issue-1",
+        agentId: "agent-1",
+        runId: "run-1",
+        createdAt: new Date("2026-03-31T12:01:00.000Z"),
+        details: {
+          commentId: "comment-1",
+          resumeIntent: true,
+          followUpRequested: true,
+        },
+      },
+    ] satisfies ActivityEvent[]);
+
+    expect(events).toEqual([
+      {
+        id: "evt-comment-follow-up",
+        createdAt: new Date("2026-03-31T12:01:00.000Z"),
+        actorType: "agent",
+        actorId: "agent-1",
+        commentId: "comment-1",
+        followUpRequested: true,
+      },
+    ]);
+  });
+
   it("ignores issue updates without visible status or assignee transitions", () => {
     const events = extractIssueTimelineEvents([
       {

ui/src/lib/issue-timeline-events.ts

@@ -18,6 +18,8 @@ export interface IssueTimelineEvent {
     from: IssueTimelineAssignee;
     to: IssueTimelineAssignee;
   };
+  commentId?: string | null;
+  followUpRequested?: boolean;
 }
 
 function asRecord(value: unknown): Record<string, unknown> | null {
@@ -53,11 +55,26 @@ export function extractIssueTimelineEvents(activity: ActivityEvent[] | null | un
   const events: IssueTimelineEvent[] = [];
 
   for (const event of activity ?? []) {
-    if (event.action !== "issue.updated") continue;
-
     const details = asRecord(event.details);
     if (!details) continue;
 
+    if (event.action === "issue.comment_added") {
+      if (details.followUpRequested !== true && details.resumeIntent !== true) continue;
+      if (details.reopened === true) continue;
+      const commentId = nullableString(details.commentId);
+      events.push({
+        id: event.id,
+        createdAt: event.createdAt,
+        actorType: event.actorType,
+        actorId: event.actorId,
+        commentId,
+        followUpRequested: true,
+      });
+      continue;
+    }
+
+    if (event.action !== "issue.updated") continue;
+
     const previous = asRecord(details._previous);
     const timelineEvent: IssueTimelineEvent = {
       id: event.id,
@@ -65,6 +82,10 @@ export function extractIssueTimelineEvents(activity: ActivityEvent[] | null | un
       actorType: event.actorType,
       actorId: event.actorId,
     };
+    if (details.followUpRequested === true || details.resumeIntent === true) {
+      timelineEvent.followUpRequested = true;
+      timelineEvent.commentId = nullableString(details.commentId);
+    }
 
     if (hasOwn(details, "status")) {
       const from = nullableString(previous?.status) ?? nullableString(details.reopenedFrom);
@@ -96,7 +117,7 @@ export function extractIssueTimelineEvents(activity: ActivityEvent[] | null | un
       }
     }
 
-    if (timelineEvent.statusChange || timelineEvent.assigneeChange) {
+    if (timelineEvent.statusChange || timelineEvent.assigneeChange || timelineEvent.followUpRequested) {
       events.push(timelineEvent);
     }
   }

ui/src/pages/IssueDetail.tsx

@@ -692,6 +692,7 @@ const IssueDetailChatTab = memo(function IssueDetailChatTab({
   const commentsWithRunMeta = useMemo<IssueDetailComment[]>(() => {
     const activeRunStartedAt = runningIssueRun?.startedAt ?? runningIssueRun?.createdAt ?? null;
     const runMetaByCommentId = new Map<string, { runId: string; runAgentId: string | null; interruptedRunId: string | null }>();
+    const followUpCommentIds = new Set<string>();
     const agentIdByRunId = new Map<string, string>();
 
     for (const run of resolvedLinkedRuns) {
@@ -710,10 +711,22 @@ const IssueDetailChatTab = memo(function IssueDetailChatTab({
         interruptedRunId,
       });
     }
+    for (const evt of resolvedActivity) {
+      if (evt.action !== "issue.comment_added") continue;
+      const details = evt.details ?? {};
+      const commentId = typeof details["commentId"] === "string" ? details["commentId"] : null;
+      if (!commentId) continue;
+      if (details["followUpRequested"] === true || details["resumeIntent"] === true) {
+        followUpCommentIds.add(commentId);
+      }
+    }
 
     return comments.map((comment) => {
       const meta = runMetaByCommentId.get(comment.id);
       const nextComment: IssueDetailComment = meta ? { ...comment, ...meta } : { ...comment };
+      if (followUpCommentIds.has(comment.id)) {
+        nextComment.followUpRequested = true;
+      }
       const queuedTargetRunId = locallyQueuedCommentRunIds.get(comment.id) ?? null;
       const locallyQueuedComment = applyLocalQueuedIssueCommentState(nextComment, {
         queuedTargetRunId,