ClientFactory.createFromUrl expects the full agent card URL (/.well-known/agent-card.json), not just the base server URL. Also adds CHAT_BRIDGE_A2A_URL to k8s deployment and test script.
Implement A2UI v0.10 protocol compliance for the a2a-server: - Add a2ui-extension.ts with constants, Part helpers, extension detection - Add a2ui-components.ts with standard catalog component builders - Add a2ui-surface-manager.ts for tool approval, response, thought surfaces - Integrate A2UI into task.ts and executor.ts - Add configurable bind host (CODER_AGENT_HOST) for k8s compatibility Add GKE deployment infrastructure: - Dockerfile, cloudbuild.yaml, k8s deployment manifest, .dockerignore
