Fix stale issue live-run state

ui/src/lib/issueActiveRun.test.ts

@@ -0,0 +1,45 @@
+import { describe, expect, it } from "vitest";
+import type { Issue } from "@paperclipai/shared";
+import type { ActiveRunForIssue } from "../api/heartbeats";
+import { resolveIssueActiveRun, shouldTrackIssueActiveRun } from "./issueActiveRun";
+
+describe("issueActiveRun", () => {
+  const makeIssue = (
+    overrides: Partial<Pick<Issue, "status" | "executionRunId">>,
+  ): Pick<Issue, "status" | "executionRunId"> => ({
+    status: "todo",
+    executionRunId: null,
+    ...overrides,
+  });
+
+  it("tracks active runs while an issue is still in progress", () => {
+    expect(shouldTrackIssueActiveRun(makeIssue({ status: "in_progress" }))).toBe(true);
+  });
+
+  it("tracks active runs while an execution run id is still attached", () => {
+    expect(shouldTrackIssueActiveRun(makeIssue({ status: "done", executionRunId: "run-123" }))).toBe(true);
+  });
+
+  it("drops stale cached active runs once the issue is closed and unlocked", () => {
+    const staleActiveRun: ActiveRunForIssue = {
+      id: "run-123",
+      status: "running",
+      invocationSource: "assignment",
+      triggerDetail: "system",
+      startedAt: "2026-04-13T01:29:00.000Z",
+      finishedAt: null,
+      createdAt: "2026-04-13T01:29:00.000Z",
+      agentId: "agent-1",
+      agentName: "Builder",
+      adapterType: "codex_local",
+      issueId: "issue-1",
+    };
+
+    expect(
+      resolveIssueActiveRun(
+        makeIssue({ status: "done" }),
+        staleActiveRun,
+      ),
+    ).toBeNull();
+  });
+});