- Agent activities now auto-detected from delegate_to_agent tool calls in orchestrator responses
- Each delegate creates a live tracker card with agent name, role, container ID, elapsed timer
- Role-specific border colors: browser=cyan, tool_builder=amber, agent_compiler=purple
- Green pulsing dot for running agents, static green for done, red for error
- 'ping OK' status text for running agents with live elapsed timer
- Safety timeout: auto-removes agent activities after 60s if no result received
- Research mutation tracking preserved as before