test: update tests for production readiness features

Update btmsg-bridge, bttask-bridge, and agent-dispatcher tests for new
APIs (registerAgents, version param, notification mocks).

v2/src/lib/adapters/btmsg-bridge.test.ts

@@ -23,6 +23,7 @@ import {
   sendChannelMessage,
   createChannel,
   addChannelMember,
+  registerAgents,
   type BtmsgAgent,
   type BtmsgMessage,
   type BtmsgFeedMessage,
@@ -228,6 +229,17 @@ describe('btmsg-bridge', () => {
       await addChannelMember('ch1', AgentId('a1'));
       expect(mockInvoke).toHaveBeenCalledWith('btmsg_add_channel_member', { channelId: 'ch1', agentId: 'a1' });
     });
+
+    it('registerAgents invokes btmsg_register_agents with groups config', async () => {
+      mockInvoke.mockResolvedValue(undefined);
+      const config = {
+        version: 1,
+        groups: [{ id: 'g1', name: 'Test', projects: [], agents: [] }],
+        activeGroupId: 'g1',
+      };
+      await registerAgents(config as any);
+      expect(mockInvoke).toHaveBeenCalledWith('btmsg_register_agents', { config });
+    });
   });
 
   describe('error propagation', () => {

v2/src/lib/adapters/bttask-bridge.test.ts

@@ -95,10 +95,11 @@ describe('bttask-bridge', () => {
       expect(mockInvoke).toHaveBeenCalledWith('bttask_comments', { taskId: 't1' });
     });
 
-    it('updateTaskStatus invokes bttask_update_status', async () => {
-      mockInvoke.mockResolvedValue(undefined);
-      await updateTaskStatus('t1', 'done');
-      expect(mockInvoke).toHaveBeenCalledWith('bttask_update_status', { taskId: 't1', status: 'done' });
+    it('updateTaskStatus invokes bttask_update_status with version', async () => {
+      mockInvoke.mockResolvedValue(2);
+      const newVersion = await updateTaskStatus('t1', 'done', 1);
+      expect(newVersion).toBe(2);
+      expect(mockInvoke).toHaveBeenCalledWith('bttask_update_status', { taskId: 't1', status: 'done', version: 1 });
     });
 
     it('addTaskComment invokes bttask_add_comment', async () => {

v2/src/lib/agent-dispatcher.test.ts

@@ -18,6 +18,7 @@ const {
   mockAddPane,
   mockGetPanes,
   mockNotify,
+  mockAddNotification,
 } = vi.hoisted(() => ({
   capturedCallbacks: {
     msg: null as ((msg: any) => void) | null,
@@ -37,6 +38,7 @@ const {
   mockAddPane: vi.fn(),
   mockGetPanes: vi.fn().mockReturnValue([]),
   mockNotify: vi.fn(),
+  mockAddNotification: vi.fn(),
 }));
 
 vi.mock('./adapters/agent-bridge', () => ({
@@ -171,6 +173,7 @@ vi.mock('./stores/layout.svelte', () => ({
 
 vi.mock('./stores/notifications.svelte', () => ({
   notify: (...args: unknown[]) => mockNotify(...args),
+  addNotification: (...args: unknown[]) => mockAddNotification(...args),
 }));
 
 vi.mock('./stores/conflicts.svelte', () => ({