Add gui/cli capability conflict guards

2026-04-06 10:22:07 +08:00
parent d04eca4703
commit 27ab594921
5 changed files with 1191 additions and 8 deletions
--- a/local-agent/server.mjs
+++ b/local-agent/server.mjs
@@ -70,6 +70,11 @@ async function resolveHeartbeatProjects(config, runtime) {
 }

 async function postHeartbeat(config, runtime, heartbeatProjects) {
+  const now = new Date().toISOString();
+  const preferredExecutionMode =
+    config.preferredExecutionMode === "gui" || config.preferredExecutionMode === "cli"
+      ? config.preferredExecutionMode
+      : undefined;
  const response = await fetch(`${config.controlPlaneUrl.replace(/\/$/, "")}/api/device-heartbeat`, {
    method: "POST",
    headers: { "Content-Type": "application/json" },
@@ -83,6 +88,19 @@ async function postHeartbeat(config, runtime, heartbeatProjects) {
      status: config.status,
      quota5h: config.quota5h,
      quota7d: config.quota7d,
+      capabilities: {
+        gui: {
+          connected: Boolean(config.guiConnected),
+          lastSeenAt: now,
+          lastActiveProjectId: "",
+        },
+        cli: {
+          connected: true,
+          lastSeenAt: now,
+          lastActiveProjectId: "",
+        },
+      },
+      preferredExecutionMode,
      projects: heartbeatProjects.projects,
      projectCandidates: heartbeatProjects.projectCandidates,
      endpoint: config.endpoint,
--- a/src/lib/boss-data.ts
+++ b/src/lib/boss-data.ts
@@ -131,6 +131,9 @@ export type AuditDecision = "pass" | "fail" | "warning" | "inconclusive";
 export type CapabilityLeaseMode = "exclusive" | "shared_read" | "shared_stream";
 export type AuthRole = "member" | "admin" | "highest_admin";
 export type LoginMethod = "password" | "code";
+export type DeviceExecutionMode = "gui" | "cli";
+export type ProjectConflictAllowPolicy = "forbid" | "allow_once" | "allow_always";
+export type ProjectConflictState = "none" | "warning" | "blocked";
 export type OtaUpdateStatus = "available" | "scheduled" | "applied" | "skipped";
 export type OtaLogStatus = "checked" | "applied" | "skipped";
 export type AppLogLevel = "info" | "warn" | "error";
@@ -196,6 +199,8 @@ export interface Device {
  endpoint?: string;
  token?: string;
  note?: string;
+  capabilities?: DeviceCapabilities;
+  preferredExecutionMode?: DeviceExecutionMode;
 }

 export interface Message {
@@ -409,6 +414,37 @@ export interface ProjectAgentControls {
  updatedAt: string;
 }

+export interface DeviceCapabilityState {
+  connected: boolean;
+  lastSeenAt?: string;
+  lastActiveProjectId?: string;
+}
+
+export interface DeviceCapabilities {
+  gui: DeviceCapabilityState;
+  cli: DeviceCapabilityState;
+}
+
+export interface DeviceCapabilitiesInput {
+  gui?: Partial<DeviceCapabilityState>;
+  cli?: Partial<DeviceCapabilityState>;
+}
+
+export interface DeviceUpdatePayload extends Partial<Omit<Device, "capabilities">> {
+  capabilities?: DeviceCapabilitiesInput;
+}
+
+export interface ProjectExecutionPolicy {
+  deviceId: string;
+  folderKey?: string;
+  projectId: string;
+  activeCliExecution?: boolean;
+  recentExternalActivityAt?: string;
+  conflictState: ProjectConflictState;
+  allowPolicy: ProjectConflictAllowPolicy;
+  updatedAt: string;
+}
+
 export interface ProjectOrchestrationBackendChoice {
  backendId: OrchestrationBackendId;
  label: string;
@@ -1002,6 +1038,7 @@ export interface BossState {
  auditRequests: AuditTaskRequest[];
  auditResults: AuditTaskResult[];
  capabilities: Capability[];
+  projectExecutionPolicies: ProjectExecutionPolicy[];
 }

 function detectRuntimeRoot(startDir: string) {
@@ -1097,6 +1134,19 @@ const initialState: BossState = {
      endpoint: "mac://kris.local",
      token: "boss-mac-studio-token",
      note: "本机 Codex 主节点 · 17600003315 已绑定",
+      capabilities: {
+        gui: {
+          connected: true,
+          lastSeenAt: "2026-03-25T11:52:00+08:00",
+          lastActiveProjectId: "master-agent",
+        },
+        cli: {
+          connected: true,
+          lastSeenAt: "2026-03-25T11:52:00+08:00",
+          lastActiveProjectId: "master-agent",
+        },
+      },
+      preferredExecutionMode: "cli",
    },
    {
      id: "win-gpu-01",
@@ -1112,6 +1162,19 @@ const initialState: BossState = {
      endpoint: "win://gpu.local",
      token: "boss-win-gpu-token",
      note: "摄像头证据通道偶发抖动",
+      capabilities: {
+        gui: {
+          connected: true,
+          lastSeenAt: "2026-04-06T08:50:00+08:00",
+          lastActiveProjectId: "audit-collab",
+        },
+        cli: {
+          connected: false,
+          lastSeenAt: "2026-04-06T08:40:00+08:00",
+          lastActiveProjectId: "",
+        },
+      },
+      preferredExecutionMode: "gui",
    },
    {
      id: "cloud-backup",
@@ -1127,6 +1190,19 @@ const initialState: BossState = {
      endpoint: "cloud://standby",
      token: "boss-cloud-backup-token",
      note: "standby 节点",
+      capabilities: {
+        gui: {
+          connected: false,
+          lastSeenAt: "2026-04-06T08:15:00+08:00",
+          lastActiveProjectId: "",
+        },
+        cli: {
+          connected: false,
+          lastSeenAt: "2026-04-06T08:15:00+08:00",
+          lastActiveProjectId: "",
+        },
+      },
+      preferredExecutionMode: "cli",
    },
  ],
  projects: [
@@ -1584,6 +1660,7 @@ const initialState: BossState = {
      evidenceModes: ["serial_log"],
    },
  ],
+  projectExecutionPolicies: [],
  threadStatusDocuments: [],
  threadProgressEvents: [],
 };
@@ -1644,6 +1721,110 @@ function trimToDefined(value?: string) {
  return trimmed ? trimmed : undefined;
 }

+function normalizeDeviceCapabilityState(
+  raw: Partial<DeviceCapabilityState> | undefined,
+  fallbackLastSeenAt: string,
+): DeviceCapabilityState {
+  return {
+    connected: Boolean(raw?.connected),
+    lastSeenAt: trimToDefined(raw?.lastSeenAt) ?? fallbackLastSeenAt,
+    lastActiveProjectId: trimToDefined(raw?.lastActiveProjectId) ?? "",
+  };
+}
+
+function normalizeDeviceCapabilities(
+  raw: DeviceCapabilitiesInput | undefined,
+  fallbackLastSeenAt: string,
+): DeviceCapabilities {
+  return {
+    gui: normalizeDeviceCapabilityState(raw?.gui, fallbackLastSeenAt),
+    cli: normalizeDeviceCapabilityState(raw?.cli, fallbackLastSeenAt),
+  };
+}
+
+function normalizePreferredExecutionMode(value: unknown): DeviceExecutionMode {
+  return value === "gui" ? "gui" : "cli";
+}
+
+function normalizeProjectExecutionPolicy(
+  raw: Partial<ProjectExecutionPolicy>,
+): ProjectExecutionPolicy {
+  return {
+    deviceId: trimToDefined(raw.deviceId) ?? "",
+    folderKey: trimToDefined(raw.folderKey),
+    projectId: trimToDefined(raw.projectId) ?? "",
+    activeCliExecution: Boolean(raw.activeCliExecution),
+    recentExternalActivityAt: trimToDefined(raw.recentExternalActivityAt),
+    conflictState:
+      raw.conflictState === "warning" || raw.conflictState === "blocked"
+        ? raw.conflictState
+        : "none",
+    allowPolicy:
+      raw.allowPolicy === "allow_once" || raw.allowPolicy === "allow_always"
+        ? raw.allowPolicy
+        : "forbid",
+    updatedAt: raw.updatedAt ?? nowIso(),
+  };
+}
+
+function normalizeProjectExecutionPolicyScope(input: {
+  deviceId: string;
+  folderKey?: string;
+  projectId: string;
+}) {
+  return {
+    deviceId: trimToDefined(input.deviceId) ?? "",
+    folderKey: trimToDefined(input.folderKey),
+    projectId: trimToDefined(input.projectId) ?? "",
+  };
+}
+
+function findProjectExecutionPolicyInState(
+  state: BossState,
+  input: {
+    deviceId: string;
+    folderKey?: string;
+    projectId: string;
+  },
+) {
+  const scope = normalizeProjectExecutionPolicyScope(input);
+  if (scope.folderKey) {
+    const folderMatch = state.projectExecutionPolicies.find(
+      (policy) => policy.deviceId === scope.deviceId && policy.folderKey === scope.folderKey,
+    );
+    if (folderMatch) {
+      return folderMatch;
+    }
+  }
+  return state.projectExecutionPolicies.find(
+    (policy) => policy.deviceId === scope.deviceId && policy.projectId === scope.projectId,
+  );
+}
+
+function upsertProjectExecutionPolicyInState(
+  state: BossState,
+  input: Partial<ProjectExecutionPolicy> & {
+    deviceId: string;
+    projectId: string;
+  },
+) {
+  const scope = normalizeProjectExecutionPolicyScope(input);
+  const existing = findProjectExecutionPolicyInState(state, scope);
+  const next = normalizeProjectExecutionPolicy({
+    ...existing,
+    ...input,
+    ...scope,
+  });
+
+  if (existing) {
+    Object.assign(existing, next);
+    return existing;
+  }
+
+  state.projectExecutionPolicies.unshift(next);
+  return next;
+}
+
 function parseControlTextOverride(value: unknown) {
  if (value === undefined || value === null) {
    return { kind: "clear" as const };
@@ -2921,13 +3102,24 @@ function normalizeState(raw: Partial<BossState> | undefined): BossState {
        ...(raw.user?.settings ?? {}),
      },
    },
-    devices: ensureArray(raw.devices, base.devices).map((device, index) => ({
-      ...base.devices[index % base.devices.length],
+    devices: ensureArray(raw.devices, base.devices).map((device, index) => {
+      const fallback =
+        (device.id ? base.devices.find((item) => item.id === device.id) : undefined) ??
+        base.devices[index % base.devices.length];
+      const lastSeenAt = trimToDefined(device.lastSeenAt) ?? fallback.lastSeenAt;
+      return {
+        ...fallback,
        ...device,
        source:
          device.source ??
          (device.id === PRIMARY_CODEX_NODE_ID ? "production" : "demo"),
-    })),
+        lastSeenAt,
+        capabilities: normalizeDeviceCapabilities(device.capabilities ?? fallback.capabilities, lastSeenAt),
+        preferredExecutionMode: normalizePreferredExecutionMode(
+          device.preferredExecutionMode ?? fallback.preferredExecutionMode,
+        ),
+      };
+    }),
    projects: ensureArray(raw.projects, base.projects).map((project, index) =>
      normalizeProject(project, base.projects[index % base.projects.length]),
    ),
@@ -3202,6 +3394,10 @@ function normalizeState(raw: Partial<BossState> | undefined): BossState {
      supportedActions: ensureArray(item.supportedActions, []),
      evidenceModes: ensureArray(item.evidenceModes, []),
    })),
+    projectExecutionPolicies: ensureArray(
+      raw.projectExecutionPolicies,
+      base.projectExecutionPolicies,
+    ).map((policy) => normalizeProjectExecutionPolicy(policy)),
  };

  if (!state.projects.some((project) => project.id === "master-agent")) {
@@ -3698,6 +3894,20 @@ function syncDerivedState(input: BossState) {
    (item) => visibleDeviceIds.has(item.deviceId) && visibleImportDraftIds.has(item.draftId),
  );
  const visibleProjectIds = new Set(state.projects.map((project) => project.id));
+  const seenProjectExecutionPolicies = new Set<string>();
+  state.projectExecutionPolicies = state.projectExecutionPolicies
+    .map((policy) => normalizeProjectExecutionPolicy(policy))
+    .filter((policy) => visibleDeviceIds.has(policy.deviceId))
+    .sort((a, b) => b.updatedAt.localeCompare(a.updatedAt))
+    .filter((policy) => {
+      const key = `${policy.deviceId}:${policy.folderKey ?? policy.projectId}`;
+      if (seenProjectExecutionPolicies.has(key)) {
+        return false;
+      }
+      seenProjectExecutionPolicies.add(key);
+      return true;
+    })
+    .slice(0, 200);
  const threadStatusDocumentByThread = new Map<string, ThreadStatusDocument>();
  const normalizedThreadStatusDocuments = state.threadStatusDocuments.map((document) =>
    normalizeThreadStatusDocument(document),
@@ -6253,7 +6463,89 @@ export async function reassignMasterAgentTaskExecution(payload: {
  return task;
 }

+function isCliWriteTask(task: MasterAgentTask) {
+  if (task.taskType === "dispatch_execution") {
+    return true;
+  }
+  if (task.taskType !== "conversation_reply") {
+    return false;
+  }
+  if (task.projectId === "master-agent") {
+    return false;
+  }
+  return true;
+}
+
+function resolveProjectConflictScopeForTask(
+  state: BossState,
+  task: MasterAgentTask,
+): { project?: Project; projectId: string; folderKey?: string; deviceId: string } | null {
+  const projectId = task.targetProjectId ?? task.projectId;
+  const project = state.projects.find((item) => item.id === projectId);
+  if (project?.isGroup) {
+    return null;
+  }
+  const folderRef =
+    trimToDefined(task.targetCodexFolderRef) ??
+    trimToDefined(project?.threadMeta.codexFolderRef ?? project?.threadMeta.folderName);
+  const folderKey = project
+    ? buildProjectFolderKey(project)
+    : task.deviceId && folderRef
+      ? `${task.deviceId}:${folderRef.toLowerCase()}`
+      : undefined;
+  if (!project && !folderKey) {
+    return null;
+  }
+  return {
+    project,
+    projectId: project?.id ?? projectId,
+    folderKey,
+    deviceId: task.deviceId,
+  };
+}
+
 export async function claimNextMasterAgentTask(deviceId: string) {
+  const snapshot = await readState();
+  const queued = snapshot.masterAgentTasks.find(
+    (item) => item.deviceId === deviceId && item.status === "queued",
+  );
+  if (!queued) {
+    return null;
+  }
+  const device = snapshot.devices.find((item) => item.id === deviceId);
+  if (device?.preferredExecutionMode === "gui" && isCliWriteTask(queued)) {
+    return null;
+  }
+
+  if (isCliWriteTask(queued)) {
+    const scope = resolveProjectConflictScopeForTask(snapshot, queued);
+    const externalActivityAt = scope?.project?.threadMeta.lastObservedCodexActivityAt;
+    if (scope) {
+      const existingPolicy = findProjectExecutionPolicyInState(snapshot, scope);
+      const fallbackPolicy =
+        existingPolicy ??
+        snapshot.projectExecutionPolicies.find(
+          (policy) => policy.deviceId === deviceId && policy.projectId === scope.projectId,
+        );
+      if (fallbackPolicy?.conflictState === "blocked" && fallbackPolicy.allowPolicy === "forbid") {
+        return null;
+      }
+    }
+    if (scope && externalActivityAt) {
+      const conflict = await detectProjectExecutionConflict({
+        deviceId,
+        folderKey: scope.folderKey,
+        projectId: scope.projectId,
+        executionMode: "cli",
+        activityAt: nowIso(),
+        externalActivityAt,
+      });
+      if (conflict.blocked) {
+        return null;
+      }
+    }
+  }
+
  let attachmentProjectId: string | undefined;
  let dispatchExecutionProjectId: string | undefined;
  const task = await mutateState((state) => {
@@ -6282,6 +6574,20 @@ export async function claimNextMasterAgentTask(deviceId: string) {
        dispatchExecutionProjectId = execution.groupProjectId;
      }
    }
+    if (isCliWriteTask(next)) {
+      const scope = resolveProjectConflictScopeForTask(state, next);
+      if (scope) {
+        const existing = findProjectExecutionPolicyInState(state, scope);
+        upsertProjectExecutionPolicyInState(state, {
+          ...existing,
+          ...scope,
+          allowPolicy: existing?.allowPolicy ?? "forbid",
+          conflictState: existing?.conflictState ?? "none",
+          activeCliExecution: true,
+          updatedAt: nowIso(),
+        });
+      }
+    }
    return { ...next };
  });
  if (task) {
@@ -6564,6 +6870,21 @@ export async function completeMasterAgentTask(payload: {
      });
    }

+    if (isCliWriteTask(task)) {
+      const scope = resolveProjectConflictScopeForTask(state, task);
+      if (scope) {
+        const policy = findProjectExecutionPolicyInState(state, scope);
+        if (policy) {
+          if (policy.allowPolicy === "allow_once") {
+            policy.allowPolicy = "forbid";
+            policy.conflictState = "blocked";
+          }
+          policy.activeCliExecution = false;
+          policy.updatedAt = nowIso();
+        }
+      }
+    }
+
    return {
      ...task,
      dispatchPlan: createdDispatchPlan ? { ...createdDispatchPlan } : undefined,
@@ -6948,7 +7269,7 @@ export async function createDeviceEnrollment(payload: {
  return { device, enrollment };
 }

-export async function updateDevice(deviceId: string, payload: Partial<Device>) {
+export async function updateDevice(deviceId: string, payload: DeviceUpdatePayload) {
  const device = await mutateState((state) => {
    const nextDevice = state.devices.find((item) => item.id === deviceId);
    if (!nextDevice) throw new Error("DEVICE_NOT_FOUND");
@@ -6962,6 +7283,20 @@ export async function updateDevice(deviceId: string, payload: Partial<Device>) {
    if (payload.projects) {
      nextDevice.projects = payload.projects.filter(Boolean);
    }
+    if (payload.capabilities) {
+      nextDevice.capabilities = normalizeDeviceCapabilities(
+        {
+          gui: payload.capabilities.gui ?? nextDevice.capabilities?.gui,
+          cli: payload.capabilities.cli ?? nextDevice.capabilities?.cli,
+        },
+        trimToDefined(payload.capabilities.gui?.lastSeenAt) ??
+          trimToDefined(payload.capabilities.cli?.lastSeenAt) ??
+          nextDevice.lastSeenAt,
+      );
+    }
+    if (payload.preferredExecutionMode !== undefined) {
+      nextDevice.preferredExecutionMode = normalizePreferredExecutionMode(payload.preferredExecutionMode);
+    }
    nextDevice.lastSeenAt = nowIso();
    return nextDevice;
  });
@@ -6969,6 +7304,105 @@ export async function updateDevice(deviceId: string, payload: Partial<Device>) {
  return device;
 }

+export async function applyProjectConflictDecision(input: {
+  deviceId: string;
+  folderKey?: string;
+  projectId: string;
+  decision: ProjectConflictAllowPolicy;
+}) {
+  return mutateState((state) => {
+    const policy = upsertProjectExecutionPolicyInState(state, {
+      deviceId: input.deviceId,
+      folderKey: input.folderKey,
+      projectId: input.projectId,
+      allowPolicy: input.decision,
+      conflictState: input.decision === "forbid" ? "blocked" : "warning",
+      activeCliExecution: false,
+      updatedAt: nowIso(),
+    });
+    return normalizeProjectExecutionPolicy(policy);
+  });
+}
+
+export async function detectProjectExecutionConflict(input: {
+  deviceId: string;
+  folderKey?: string;
+  projectId: string;
+  executionMode: DeviceExecutionMode;
+  activityAt: string;
+  externalActivityAt?: string;
+}) {
+  let result!: {
+    blocked: boolean;
+    policy: ProjectExecutionPolicy;
+  };
+
+  await mutateState((state) => {
+    const scope = normalizeProjectExecutionPolicyScope(input);
+    const existingPolicy = findProjectExecutionPolicyInState(state, scope);
+    const hasConflict =
+      input.executionMode === "cli" &&
+      Boolean(input.externalActivityAt) &&
+      input.externalActivityAt! <= input.activityAt;
+
+    if (!hasConflict) {
+      result = {
+        blocked: false,
+        policy: normalizeProjectExecutionPolicy({
+          ...existingPolicy,
+          ...scope,
+          allowPolicy: existingPolicy?.allowPolicy ?? "forbid",
+          conflictState: existingPolicy?.conflictState ?? "none",
+          activeCliExecution: false,
+          updatedAt: existingPolicy?.updatedAt ?? nowIso(),
+        }),
+      };
+      return;
+    }
+
+    if (existingPolicy?.allowPolicy === "allow_always") {
+      const policy = upsertProjectExecutionPolicyInState(state, {
+        ...existingPolicy,
+        ...scope,
+        allowPolicy: "allow_always",
+        conflictState: "warning",
+        activeCliExecution: true,
+        recentExternalActivityAt: input.externalActivityAt,
+        updatedAt: nowIso(),
+      });
+      result = { blocked: false, policy: normalizeProjectExecutionPolicy(policy) };
+      return;
+    }
+
+    if (existingPolicy?.allowPolicy === "allow_once") {
+      const policy = upsertProjectExecutionPolicyInState(state, {
+        ...existingPolicy,
+        ...scope,
+        allowPolicy: "allow_once",
+        conflictState: "warning",
+        activeCliExecution: true,
+        recentExternalActivityAt: input.externalActivityAt,
+        updatedAt: nowIso(),
+      });
+      result = { blocked: false, policy: normalizeProjectExecutionPolicy(policy) };
+      return;
+    }
+
+    const blockedPolicy = upsertProjectExecutionPolicyInState(state, {
+      ...existingPolicy,
+      ...scope,
+      allowPolicy: "forbid",
+      conflictState: "blocked",
+      activeCliExecution: true,
+      recentExternalActivityAt: input.externalActivityAt,
+      updatedAt: nowIso(),
+    });
+    result = { blocked: true, policy: normalizeProjectExecutionPolicy(blockedPolicy) };
+  });
+
+  return result;
+}
+
 function claimEnrollment(
  state: BossState,
  deviceId: string,
@@ -7133,6 +7567,8 @@ export async function upsertDeviceHeartbeat(payload: {
  quota5h: number;
  quota7d: number;
  projects: string[];
+  capabilities?: DeviceCapabilitiesInput;
+  preferredExecutionMode?: DeviceExecutionMode;
  endpoint?: string;
  projectCandidates?: Array<{
    folderName: string;
@@ -7191,6 +7627,8 @@ export async function upsertDeviceHeartbeat(payload: {
        endpoint: payload.endpoint,
        token: claimedEnrollment?.token ?? payload.token ?? randomToken("boss"),
        note: claimedEnrollment?.note,
+        capabilities: normalizeDeviceCapabilities(payload.capabilities, nowIso()),
+        preferredExecutionMode: normalizePreferredExecutionMode(payload.preferredExecutionMode),
      };
      state.devices.push(device);
    } else {
@@ -7208,6 +7646,13 @@ export async function upsertDeviceHeartbeat(payload: {
      device.lastSeenAt = nowIso();
      device.endpoint = payload.endpoint ?? device.endpoint;
      device.token = claimedEnrollment?.token ?? payload.token ?? device.token;
+      device.capabilities = normalizeDeviceCapabilities(
+        payload.capabilities ?? device.capabilities,
+        device.lastSeenAt,
+      );
+      if (device.preferredExecutionMode === undefined && payload.preferredExecutionMode !== undefined) {
+        device.preferredExecutionMode = normalizePreferredExecutionMode(payload.preferredExecutionMode);
+      }
    }

    if (shouldAutoImportLegacyProjects) {
@@ -7286,6 +7731,48 @@ export async function upsertDeviceHeartbeat(payload: {
          createdAt: candidate.lastActiveAt,
          sourceTaskId: `heartbeat-${candidate.candidateId}`,
        });
+        const folderKey = buildProjectFolderKey(matchingProject);
+        const activePolicy = folderKey
+          ? findProjectExecutionPolicyInState(state, {
+              deviceId: payload.deviceId,
+              folderKey,
+              projectId: matchingProject.id,
+            })
+          : undefined;
+        const hasRunningCliTask = state.masterAgentTasks.some((task) => {
+          if (task.deviceId !== payload.deviceId || task.status !== "running") {
+            return false;
+          }
+          if (!isCliWriteTask(task)) {
+            return false;
+          }
+          const taskScope = resolveProjectConflictScopeForTask(state, task);
+          if (!taskScope) {
+            return false;
+          }
+          if (taskScope.projectId !== matchingProject.id) {
+            return false;
+          }
+          if (!folderKey) {
+            return true;
+          }
+          return taskScope.folderKey === folderKey;
+        });
+        if (activePolicy?.activeCliExecution || hasRunningCliTask) {
+          const allowPolicy = activePolicy?.allowPolicy ?? "forbid";
+          const conflictState = allowPolicy === "allow_always" ? "warning" : "blocked";
+          upsertProjectExecutionPolicyInState(state, {
+            ...activePolicy,
+            deviceId: payload.deviceId,
+            folderKey,
+            projectId: matchingProject.id,
+            allowPolicy,
+            conflictState,
+            activeCliExecution: true,
+            recentExternalActivityAt: candidate.lastActiveAt,
+            updatedAt: nowIso(),
+          });
+        }
      }
      if (shouldQueueProjectUnderstandingSync(matchingProject, candidate.lastActiveAt, state, "heartbeat_activity")) {
        projectUnderstandingSyncRequests.push({
--- a/tests/device-execution-conflict.test.ts
+++ b/tests/device-execution-conflict.test.ts
@@ -0,0 +1,316 @@
+import test from "node:test";
+import assert from "node:assert/strict";
+import os from "node:os";
+import path from "node:path";
+import { mkdtemp, rm } from "node:fs/promises";
+
+let runtimeRoot = "";
+let readState: (typeof import("../src/lib/boss-data"))["readState"];
+let writeState: (typeof import("../src/lib/boss-data"))["writeState"];
+let detectProjectExecutionConflict: (typeof import("../src/lib/boss-data"))["detectProjectExecutionConflict"];
+let applyProjectConflictDecision: (typeof import("../src/lib/boss-data"))["applyProjectConflictDecision"];
+let queueMasterAgentTask: (typeof import("../src/lib/boss-data"))["queueMasterAgentTask"];
+let claimNextMasterAgentTask: (typeof import("../src/lib/boss-data"))["claimNextMasterAgentTask"];
+let completeMasterAgentTask: (typeof import("../src/lib/boss-data"))["completeMasterAgentTask"];
+let updateDevice: (typeof import("../src/lib/boss-data"))["updateDevice"];
+let upsertDeviceHeartbeat: (typeof import("../src/lib/boss-data"))["upsertDeviceHeartbeat"];
+
+async function setup() {
+  if (runtimeRoot) return;
+
+  runtimeRoot = await mkdtemp(path.join(os.tmpdir(), "boss-device-conflict-"));
+  process.env.BOSS_RUNTIME_ROOT = runtimeRoot;
+  process.env.BOSS_STATE_FILE = path.join(runtimeRoot, "boss-state.json");
+
+  const data = await import("../src/lib/boss-data.ts");
+  readState = data.readState;
+  writeState = data.writeState;
+  detectProjectExecutionConflict = data.detectProjectExecutionConflict;
+  applyProjectConflictDecision = data.applyProjectConflictDecision;
+  queueMasterAgentTask = data.queueMasterAgentTask;
+  claimNextMasterAgentTask = data.claimNextMasterAgentTask;
+  completeMasterAgentTask = data.completeMasterAgentTask;
+  updateDevice = data.updateDevice;
+  upsertDeviceHeartbeat = data.upsertDeviceHeartbeat;
+}
+
+test.after(async () => {
+  if (runtimeRoot) {
+    await rm(runtimeRoot, { recursive: true, force: true });
+  }
+});
+
+test.beforeEach(async () => {
+  await setup();
+  await rm(runtimeRoot, { recursive: true, force: true });
+});
+
+function buildProjectFolderKey(project: Awaited<ReturnType<typeof readState>>["projects"][number]) {
+  const folderRef = (project.threadMeta.codexFolderRef?.trim() || project.threadMeta.folderName.trim()).toLowerCase();
+  return `${project.deviceIds[0]}:${folderRef}`;
+}
+
+async function getCliProject() {
+  const state = await readState();
+  let project = state.projects.find(
+    (item) => !item.isGroup && item.id !== "master-agent" && item.deviceIds.includes("mac-studio"),
+  );
+  if (!project) {
+    project = {
+      id: "thread-ui",
+      name: "Boss UI",
+      pinned: false,
+      deviceIds: ["mac-studio"],
+      preview: "线程执行中",
+      updatedAt: "2026-04-06T10:00:00.000Z",
+      lastMessageAt: "2026-04-06T10:00:00.000Z",
+      isGroup: false,
+      threadMeta: {
+        projectId: "thread-ui",
+        threadId: "thread-ui-main",
+        threadDisplayName: "Boss UI 主线程",
+        folderName: "boss",
+        activityIconCount: 1,
+        updatedAt: "2026-04-06T10:00:00.000Z",
+        codexThreadRef: "thread-ui-main",
+        codexFolderRef: "boss",
+      },
+      groupMembers: [],
+      createdByAgent: true,
+      collaborationMode: "development",
+      approvalState: "not_required",
+      unreadCount: 0,
+      riskLevel: "medium",
+      contextBudgetPct: 64,
+      contextBudgetLabel: "64%",
+      messages: [],
+      goals: [],
+      versions: [],
+    };
+    state.projects.push(project);
+    await writeState(state);
+  }
+  return project;
+}
+
+test("detectProjectExecutionConflict blocks cli execution when the same folder has new external activity", async () => {
+  await setup();
+
+  const state = await readState();
+  state.projectExecutionPolicies = [];
+  await writeState(state);
+
+  const result = await detectProjectExecutionConflict({
+    deviceId: "mac-studio",
+    folderKey: "mac-studio:boss",
+    projectId: "thread-ui",
+    executionMode: "cli",
+    activityAt: "2026-04-06T10:05:00.000Z",
+    externalActivityAt: "2026-04-06T10:04:00.000Z",
+  });
+
+  assert.equal(result.blocked, true);
+  assert.equal(result.policy.allowPolicy, "forbid");
+  assert.equal(result.policy.conflictState, "blocked");
+});
+
+test("allow_once only clears the active folder conflict after a single execution", async () => {
+  await setup();
+
+  await applyProjectConflictDecision({
+    deviceId: "mac-studio",
+    folderKey: "mac-studio:boss",
+    projectId: "thread-ui",
+    decision: "allow_once",
+  });
+
+  let result = await detectProjectExecutionConflict({
+    deviceId: "mac-studio",
+    folderKey: "mac-studio:boss",
+    projectId: "thread-ui",
+    executionMode: "cli",
+    activityAt: "2026-04-06T10:10:00.000Z",
+    externalActivityAt: "2026-04-06T10:09:00.000Z",
+  });
+  assert.equal(result.blocked, false);
+  assert.equal(result.policy.allowPolicy, "allow_once");
+
+  result = await detectProjectExecutionConflict({
+    deviceId: "mac-studio",
+    folderKey: "mac-studio:boss",
+    projectId: "thread-ui",
+    executionMode: "cli",
+    activityAt: "2026-04-06T10:20:00.000Z",
+    externalActivityAt: "2026-04-06T10:19:00.000Z",
+  });
+  assert.equal(result.blocked, false);
+  assert.equal(result.policy.allowPolicy, "allow_once");
+});
+
+test("allow_always applies only to the active folder and does not unlock other folders on the same device", async () => {
+  await setup();
+
+  await applyProjectConflictDecision({
+    deviceId: "mac-studio",
+    folderKey: "mac-studio:boss",
+    projectId: "thread-ui",
+    decision: "allow_always",
+  });
+
+  const allowed = await detectProjectExecutionConflict({
+    deviceId: "mac-studio",
+    folderKey: "mac-studio:boss",
+    projectId: "thread-ui",
+    executionMode: "cli",
+    activityAt: "2026-04-06T10:30:00.000Z",
+    externalActivityAt: "2026-04-06T10:29:00.000Z",
+  });
+  assert.equal(allowed.blocked, false);
+  assert.equal(allowed.policy.allowPolicy, "allow_always");
+
+  const blocked = await detectProjectExecutionConflict({
+    deviceId: "mac-studio",
+    folderKey: "mac-studio:talking",
+    projectId: "thread-talking",
+    executionMode: "cli",
+    activityAt: "2026-04-06T10:31:00.000Z",
+    externalActivityAt: "2026-04-06T10:30:00.000Z",
+  });
+  assert.equal(blocked.blocked, true);
+  assert.equal(blocked.policy.allowPolicy, "forbid");
+});
+
+test("claimNextMasterAgentTask keeps conversation replies queued when the device prefers gui mode", async () => {
+  await setup();
+
+  const project = await getCliProject();
+  await updateDevice("mac-studio", {
+    preferredExecutionMode: "gui",
+  });
+  const task = await queueMasterAgentTask({
+    projectId: project.id,
+    requestMessageId: "msg-preferred-gui",
+    requestText: "继续推进当前线程任务",
+    executionPrompt: "请继续推进当前线程任务",
+    requestedBy: "Boss 超级管理员",
+    requestedByAccount: "17600003315",
+    deviceId: "mac-studio",
+    taskType: "conversation_reply",
+    targetProjectId: project.id,
+    targetThreadId: project.threadMeta.threadId,
+    targetThreadDisplayName: project.threadMeta.threadDisplayName,
+    targetCodexThreadRef: project.threadMeta.codexThreadRef,
+    targetCodexFolderRef: project.threadMeta.codexFolderRef,
+  });
+
+  const claimed = await claimNextMasterAgentTask("mac-studio");
+
+  assert.equal(claimed, null);
+  const state = await readState();
+  const queued = state.masterAgentTasks.find((item) => item.taskId === task.taskId);
+  assert.equal(queued?.status, "queued");
+});
+
+test("heartbeat external activity on an active cli folder blocks the next claim until the user explicitly allows it", async () => {
+  await setup();
+
+  const project = await getCliProject();
+  const folderKey = buildProjectFolderKey(project);
+
+  const firstTask = await queueMasterAgentTask({
+    projectId: project.id,
+    requestMessageId: "msg-first",
+    requestText: "先推进一轮",
+    executionPrompt: "请先推进一轮",
+    requestedBy: "Boss 超级管理员",
+    requestedByAccount: "17600003315",
+    deviceId: "mac-studio",
+    taskType: "conversation_reply",
+    targetProjectId: project.id,
+    targetThreadId: project.threadMeta.threadId,
+    targetThreadDisplayName: project.threadMeta.threadDisplayName,
+    targetCodexThreadRef: project.threadMeta.codexThreadRef,
+    targetCodexFolderRef: project.threadMeta.codexFolderRef,
+  });
+  const claimedFirst = await claimNextMasterAgentTask("mac-studio");
+  assert.equal(claimedFirst?.taskId, firstTask.taskId);
+
+  await upsertDeviceHeartbeat({
+    deviceId: "mac-studio",
+    name: "Mac Studio",
+    avatar: "M",
+    account: "17600003315",
+    status: "online",
+    quota5h: 72,
+    quota7d: 86,
+    projects: [project.threadMeta.folderName],
+    projectCandidates: [
+      {
+        folderName: project.threadMeta.folderName,
+        folderRef: project.threadMeta.codexFolderRef,
+        threadId: project.threadMeta.threadId,
+        threadDisplayName: project.threadMeta.threadDisplayName,
+        codexFolderRef: project.threadMeta.codexFolderRef,
+        codexThreadRef: project.threadMeta.codexThreadRef,
+        lastActiveAt: "2026-04-06T11:05:00.000Z",
+        suggestedImport: true,
+      },
+    ],
+  });
+
+  let state = await readState();
+  let policy = state.projectExecutionPolicies.find((item) => item.folderKey === folderKey);
+  assert.ok(policy, "expected heartbeat to persist a scoped conflict policy");
+  assert.equal(policy?.activeCliExecution, true);
+  assert.equal(policy?.conflictState, "blocked");
+  assert.equal(policy?.recentExternalActivityAt, "2026-04-06T11:05:00.000Z");
+
+  const secondTask = await queueMasterAgentTask({
+    projectId: project.id,
+    requestMessageId: "msg-second",
+    requestText: "继续推进第二轮",
+    executionPrompt: "请继续推进第二轮",
+    requestedBy: "Boss 超级管理员",
+    requestedByAccount: "17600003315",
+    deviceId: "mac-studio",
+    taskType: "conversation_reply",
+    targetProjectId: project.id,
+    targetThreadId: project.threadMeta.threadId,
+    targetThreadDisplayName: project.threadMeta.threadDisplayName,
+    targetCodexThreadRef: project.threadMeta.codexThreadRef,
+    targetCodexFolderRef: project.threadMeta.codexFolderRef,
+  });
+
+  const blockedClaim = await claimNextMasterAgentTask("mac-studio");
+  assert.equal(blockedClaim, null);
+
+  await applyProjectConflictDecision({
+    deviceId: "mac-studio",
+    folderKey,
+    projectId: project.id,
+    decision: "allow_once",
+  });
+
+  const allowedClaim = await claimNextMasterAgentTask("mac-studio");
+  assert.equal(allowedClaim?.taskId, secondTask.taskId);
+
+  state = await readState();
+  policy = state.projectExecutionPolicies.find((item) => item.folderKey === folderKey);
+  assert.equal(policy?.allowPolicy, "allow_once");
+
+  await completeMasterAgentTask({
+    taskId: secondTask.taskId,
+    deviceId: "mac-studio",
+    status: "completed",
+    replyBody: "第二轮已完成",
+    targetProjectId: project.id,
+    targetThreadId: project.threadMeta.threadId,
+  });
+
+  state = await readState();
+  policy = state.projectExecutionPolicies.find((item) => item.folderKey === folderKey);
+  assert.ok(policy, "expected scoped policy to remain after consuming allow_once");
+  assert.equal(policy?.allowPolicy, "forbid");
+  assert.equal(policy?.activeCliExecution, false);
+  assert.equal(policy?.conflictState, "blocked");
+});
--- a/tests/device-gui-cli-capabilities.test.ts
+++ b/tests/device-gui-cli-capabilities.test.ts
@@ -0,0 +1,242 @@
+import test from "node:test";
+import assert from "node:assert/strict";
+import os from "node:os";
+import path from "node:path";
+import { mkdtemp, rm, writeFile } from "node:fs/promises";
+
+let runtimeRoot = "";
+let readState: (typeof import("../src/lib/boss-data"))["readState"];
+let writeState: (typeof import("../src/lib/boss-data"))["writeState"];
+let upsertDeviceHeartbeat: (typeof import("../src/lib/boss-data"))["upsertDeviceHeartbeat"];
+let updateDevice: (typeof import("../src/lib/boss-data"))["updateDevice"];
+
+async function setup() {
+  if (runtimeRoot) return;
+
+  runtimeRoot = await mkdtemp(path.join(os.tmpdir(), "boss-device-capabilities-"));
+  process.env.BOSS_RUNTIME_ROOT = runtimeRoot;
+  process.env.BOSS_STATE_FILE = path.join(runtimeRoot, "boss-state.json");
+
+  const data = await import("../src/lib/boss-data.ts");
+  readState = data.readState;
+  writeState = data.writeState;
+  upsertDeviceHeartbeat = data.upsertDeviceHeartbeat;
+  updateDevice = data.updateDevice;
+}
+
+test.after(async () => {
+  if (runtimeRoot) {
+    await rm(runtimeRoot, { recursive: true, force: true });
+  }
+});
+
+test("device stores gui and cli capabilities without splitting the physical device", async () => {
+  await setup();
+
+  const state = await readState();
+  const device = state.devices.find((item) => item.id === "mac-studio") as
+    | ({
+        capabilities?: {
+          gui?: { connected?: boolean };
+          cli?: { connected?: boolean };
+        };
+        preferredExecutionMode?: string;
+      } & (typeof state.devices)[number])
+    | undefined;
+
+  assert.ok(device);
+  assert.equal(device.capabilities?.gui?.connected, true);
+  assert.equal(device.capabilities?.cli?.connected, true);
+  assert.equal(device.preferredExecutionMode, "cli");
+});
+
+test("conflict policy is scoped to the active folder instead of the whole device", async () => {
+  await setup();
+
+  const state = (await readState()) as typeof readState extends () => Promise<infer T>
+    ? T & {
+        projectExecutionPolicies?: Array<{
+          deviceId: string;
+          folderKey?: string;
+          projectId: string;
+          allowPolicy: string;
+          conflictState: string;
+          updatedAt: string;
+        }>;
+      }
+    : never;
+
+  state.projectExecutionPolicies = [
+    {
+      deviceId: "mac-studio",
+      folderKey: "mac-studio:boss",
+      projectId: "thread-ui",
+      allowPolicy: "allow_always",
+      conflictState: "warning",
+      updatedAt: "2026-04-06T10:00:00.000Z",
+    },
+  ];
+  await writeState(state);
+
+  const nextState = (await readState()) as typeof state;
+  const bossPolicy = nextState.projectExecutionPolicies?.find(
+    (item) => item.folderKey === "mac-studio:boss",
+  );
+  const otherPolicy = nextState.projectExecutionPolicies?.find(
+    (item) => item.folderKey === "mac-studio:talking",
+  );
+
+  assert.equal(bossPolicy?.allowPolicy, "allow_always");
+  assert.equal(otherPolicy, undefined);
+});
+
+test("legacy device state without capabilities is normalized with seeded defaults", async () => {
+  await setup();
+
+  const state = await readState();
+  const legacyState = {
+    ...state,
+    devices: state.devices.map((device) =>
+      device.id === "mac-studio"
+        ? {
+            ...device,
+            capabilities: undefined,
+            preferredExecutionMode: undefined,
+          }
+        : device,
+    ),
+  };
+
+  await writeFile(process.env.BOSS_STATE_FILE!, JSON.stringify(legacyState, null, 2), "utf8");
+
+  const normalized = await readState();
+  const device = normalized.devices.find((item) => item.id === "mac-studio");
+
+  assert.ok(device);
+  assert.equal(device.capabilities?.gui.connected, true);
+  assert.equal(device.capabilities?.cli.connected, true);
+  assert.equal(device.preferredExecutionMode, "cli");
+});
+
+test("legacy device normalization matches seeded defaults by device id instead of array position", async () => {
+  await setup();
+
+  const state = await readState();
+  const reorderedLegacyDevices = [
+    {
+      id: "win-gpu-01",
+      source: "production",
+      capabilities: undefined,
+      preferredExecutionMode: undefined,
+    },
+    {
+      id: "mac-studio",
+      source: "production",
+      capabilities: undefined,
+      preferredExecutionMode: undefined,
+    },
+  ];
+
+  await writeFile(
+    process.env.BOSS_STATE_FILE!,
+    JSON.stringify(
+      {
+        ...state,
+        devices: reorderedLegacyDevices,
+      },
+      null,
+      2,
+    ),
+    "utf8",
+  );
+
+  const normalized = await readState();
+  const windowsDevice = normalized.devices.find((item) => item.id === "win-gpu-01");
+  const macDevice = normalized.devices.find((item) => item.id === "mac-studio");
+
+  assert.ok(windowsDevice);
+  assert.ok(macDevice);
+  assert.equal(windowsDevice.capabilities?.gui.connected, true);
+  assert.equal(windowsDevice.capabilities?.cli.connected, false);
+  assert.equal(windowsDevice.preferredExecutionMode, "gui");
+  assert.equal(macDevice.capabilities?.gui.connected, true);
+  assert.equal(macDevice.capabilities?.cli.connected, true);
+  assert.equal(macDevice.preferredExecutionMode, "cli");
+});
+
+test("device heartbeat persists gui cli capability state on the same physical device", async () => {
+  await setup();
+
+  await upsertDeviceHeartbeat({
+    deviceId: "mac-studio",
+    name: "Mac Studio",
+    avatar: "M",
+    account: "17600003315",
+    status: "online",
+    quota5h: 72,
+    quota7d: 86,
+    preferredExecutionMode: "gui",
+    capabilities: {
+      gui: {
+        connected: true,
+        lastSeenAt: "2026-04-06T09:30:00.000Z",
+        lastActiveProjectId: "audit-collab",
+      },
+      cli: {
+        connected: true,
+        lastSeenAt: "2026-04-06T09:31:00.000Z",
+        lastActiveProjectId: "master-agent",
+      },
+    },
+    projects: ["硬件审计协作"],
+    endpoint: "mac://kris.local",
+  });
+
+  const state = await readState();
+  const device = state.devices.find((item) => item.id === "mac-studio");
+
+  assert.ok(device);
+  assert.equal(device.preferredExecutionMode, "cli");
+  assert.equal(device.capabilities?.gui.connected, true);
+  assert.equal(device.capabilities?.gui.lastActiveProjectId, "audit-collab");
+  assert.equal(device.capabilities?.cli.connected, true);
+  assert.equal(device.capabilities?.cli.lastActiveProjectId, "master-agent");
+});
+
+test("device heartbeat does not overwrite the preferred execution mode chosen in Boss for an existing device", async () => {
+  await setup();
+
+  await updateDevice("mac-studio", {
+    preferredExecutionMode: "gui",
+  });
+
+  await upsertDeviceHeartbeat({
+    deviceId: "mac-studio",
+    name: "Mac Studio",
+    avatar: "M",
+    account: "17600003315",
+    status: "online",
+    quota5h: 72,
+    quota7d: 86,
+    preferredExecutionMode: "cli",
+    capabilities: {
+      gui: {
+        connected: true,
+        lastSeenAt: "2026-04-06T09:35:00.000Z",
+        lastActiveProjectId: "master-agent",
+      },
+      cli: {
+        connected: true,
+        lastSeenAt: "2026-04-06T09:36:00.000Z",
+        lastActiveProjectId: "audit-collab",
+      },
+    },
+    projects: ["硬件审计协作"],
+    endpoint: "mac://kris.local",
+  });
+
+  const state = await readState();
+  const device = state.devices.find((item) => item.id === "mac-studio");
+  assert.ok(device);
+  assert.equal(device.preferredExecutionMode, "gui");
+});
--- a/tests/local-agent-heartbeat-capabilities.test.mjs
+++ b/tests/local-agent-heartbeat-capabilities.test.mjs
@@ -0,0 +1,120 @@
+import test from "node:test";
+import assert from "node:assert/strict";
+import { createServer } from "node:http";
+import { spawn } from "node:child_process";
+import { mkdtemp, mkdir, readFile, rm, writeFile } from "node:fs/promises";
+import os from "node:os";
+import path from "node:path";
+import { fileURLToPath } from "node:url";
+
+const repoRoot = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "..");
+
+async function startMockControlPlane() {
+  let resolveHeartbeat;
+  const heartbeatReceived = new Promise((resolve) => {
+    resolveHeartbeat = resolve;
+  });
+
+  const server = createServer(async (request, response) => {
+    const chunks = [];
+    for await (const chunk of request) {
+      chunks.push(chunk);
+    }
+
+    const bodyText = Buffer.concat(chunks).toString("utf8");
+    if (request.method === "POST" && request.url === "/api/device-heartbeat") {
+      resolveHeartbeat({
+        headers: request.headers,
+        bodyText,
+      });
+    }
+
+    response.writeHead(200, { "content-type": "application/json" });
+    response.end(JSON.stringify({ ok: true }));
+  });
+
+  await new Promise((resolve) => {
+    server.listen(0, "127.0.0.1", resolve);
+  });
+
+  const address = server.address();
+  if (!address || typeof address === "string") {
+    throw new Error("failed to bind mock control plane");
+  }
+
+  return {
+    server,
+    port: address.port,
+    heartbeatReceived,
+  };
+}
+
+test("local-agent heartbeat reports gui and cli capability state", async () => {
+  const runtimeRoot = await mkdtemp(path.join(os.tmpdir(), "boss-local-agent-heartbeat-capabilities-"));
+  const skillsDir = path.join(runtimeRoot, "skills");
+  await mkdir(skillsDir, { recursive: true });
+
+  const mockControlPlane = await startMockControlPlane();
+  const exampleConfig = JSON.parse(
+    await readFile(path.join(repoRoot, "local-agent", "config.example.json"), "utf8"),
+  );
+  const configPath = path.join(runtimeRoot, "config.json");
+  await writeFile(
+    configPath,
+    JSON.stringify(
+      {
+        ...exampleConfig,
+        bindHost: "127.0.0.1",
+        port: 0,
+        controlPlaneUrl: `http://127.0.0.1:${mockControlPlane.port}`,
+        heartbeatIntervalMs: 60_000,
+        masterAgentPollIntervalMs: 60_000,
+        masterAgentEnabled: false,
+        codexSessionDiscoveryEnabled: false,
+        projects: [],
+        projectCandidates: [],
+        skillsDir,
+      },
+      null,
+      2,
+    ),
+    "utf8",
+  );
+
+  const child = spawn(process.execPath, ["local-agent/server.mjs", configPath], {
+    cwd: repoRoot,
+    stdio: ["ignore", "pipe", "pipe"],
+  });
+
+  let stderr = "";
+  child.stderr.on("data", (chunk) => {
+    stderr += String(chunk);
+  });
+
+  try {
+    const heartbeatRequest = await Promise.race([
+      mockControlPlane.heartbeatReceived,
+      new Promise((_, reject) => {
+        setTimeout(() => {
+          reject(new Error(`timed out waiting for heartbeat\n${stderr}`));
+        }, 8000);
+      }),
+    ]);
+
+    const payload = JSON.parse(heartbeatRequest.bodyText);
+
+    assert.ok(payload.capabilities, "heartbeat payload should include device capabilities");
+    assert.equal(payload.capabilities.gui.connected, false);
+    assert.equal(payload.capabilities.cli.connected, true);
+    assert.equal(payload.preferredExecutionMode, "cli");
+  } finally {
+    child.kill("SIGTERM");
+    await new Promise((resolve) => {
+      child.once("close", resolve);
+    }).catch(() => null);
+    await new Promise((resolve) => {
+      mockControlPlane.server.close(resolve);
+    });
+    await rm(runtimeRoot, { recursive: true, force: true });
+  }
+});