feat: signal server tag

server/src/websocket/handler-status.spec.ts

@@ -68,11 +68,19 @@ describe('server websocket handler - status_update', () => {
   });
 
   it('treats signaling keepalive messages as connection liveness', async () => {
-    createConnectedUser('conn-1', 'user-1', { lastPong: 1 });
+    const user = createConnectedUser('conn-1', 'user-1', { lastPong: 1 });
 
     await handleWebSocketMessage('conn-1', { type: 'keepalive' });
 
     expect(connectedUsers.get('conn-1')?.lastPong).toBeGreaterThan(1);
+    const sentMessages = (user.ws as WebSocket & { sentMessages: string[] }).sentMessages;
+
+    expect(sentMessages).toHaveLength(1);
+
+    const ack = JSON.parse(sentMessages[0]) as { type: string; serverTime: number };
+
+    expect(ack.type).toBe('keepalive_ack');
+    expect(ack.serverTime).toEqual(expect.any(Number));
   });
 
   it('updates user status on valid status_update message', async () => {
@@ -276,6 +284,34 @@ describe('server websocket handler - profile metadata in presence messages', ()
     expect(aliceInList?.profileUpdatedAt).toBe(123);
   });
 
+  it('includes homeSignalServerUrl in server_users responses', async () => {
+    const alice = createConnectedUser('conn-1', 'user-1');
+    const bob = createConnectedUser('conn-2', 'user-2');
+
+    alice.serverIds.add('server-1');
+    bob.serverIds.add('server-1');
+
+    await handleWebSocketMessage('conn-1', {
+      type: 'identify',
+      oderId: 'user-1',
+      displayName: 'Alice',
+      homeSignalServerUrl: 'http://signal.example.com:3001/'
+    });
+
+    getSentMessagesStore(bob).sentMessages.length = 0;
+
+    await handleWebSocketMessage('conn-2', {
+      type: 'view_server',
+      serverId: 'server-1'
+    });
+
+    const messages = getSentMessagesStore(bob).sentMessages.map((messageText: string) => JSON.parse(messageText));
+    const serverUsersMsg = messages.find((message: { type: string }) => message.type === 'server_users');
+    const aliceInList = serverUsersMsg?.users?.find((userEntry: { oderId: string }) => userEntry.oderId === 'user-1');
+
+    expect(aliceInList?.homeSignalServerUrl).toBe('http://signal.example.com:3001');
+  });
+
   it('includes description and profileUpdatedAt in user_joined broadcasts', async () => {
     const bob = createConnectedUser('conn-2', 'user-2');