config.updated WS event + provider in AgentConfig update

- PATCH /members/{id} sends config.updated WS event to agent
- WSEventType.CONFIG_UPDATED added to enums
- update_member handles provider + max_concurrent_tasks

src/tracker/api/members.py

@@ -160,6 +160,7 @@ async def update_member(member_id: str, req: MemberUpdate, db: AsyncSession = De
     if req.avatar_url is not None:
         member.avatar_url = req.avatar_url
 
+    config_changed = False
     if req.agent_config and member.type == MemberType.AGENT:
         if not member.agent_config:
             member.agent_config = AgentConfig(member_id=member.id)
@@ -174,9 +175,29 @@ async def update_member(member_id: str, req: MemberUpdate, db: AsyncSession = De
             member.agent_config.prompt = ac.prompt
         if ac.model is not None:
             member.agent_config.model = ac.model
+        config_changed = True
 
     await db.commit()
     await db.refresh(member)
+
+    # Notify agent of config change via WS
+    if config_changed and member.agent_config:
+        from ..ws.manager import manager
+        from ..enums import WSEventType
+        ac = member.agent_config
+        await manager.send_to_member(str(member.id), {
+            "type": WSEventType.CONFIG_UPDATED,
+            "data": {
+                "model": ac.model,
+                "provider": ac.provider,
+                "prompt": ac.prompt,
+                "chat_listen": ac.chat_listen,
+                "task_listen": ac.task_listen,
+                "max_concurrent_tasks": ac.max_concurrent_tasks,
+                "capabilities": ac.capabilities or [],
+            },
+        })
+
     return member_out(member)
 
 

src/tracker/enums.py

@@ -103,3 +103,4 @@ class WSEventType(StrEnum):
     AGENT_STREAM_DELTA = "agent.stream.delta"
     AGENT_STREAM_TOOL = "agent.stream.tool"
     AGENT_STREAM_END = "agent.stream.end"
+    CONFIG_UPDATED = "config.updated"