Remove from workspace members, delete K8s deployment, remove nginx routing.
Training metrics and system health now served directly by API Gateway.
Changes:
- Cargo.toml: remove services/monitoring_service from workspace members
- services/monitoring_service/: deleted entirely (6 files)
- infra/k8s/services/monitoring-service.yaml: deleted
- infra/k8s/network-policies/monitoring-service.yaml: deleted
- infra/k8s/network-policies/api-gateway.yaml: remove egress rule to monitoring-service
- infra/k8s/network-policies/web-gateway.yaml: remove egress rule to monitoring-service
- infra/k8s/services/api-gateway.yaml: remove stale MONITORING_SERVICE_URL env var
- infra/k8s/gitlab/tailscale-proxy.yaml: redirect monitor.fxhnt.ai to api-gateway:50051
- .gitlab-ci.yml: remove monitoring_service from compile, copy, and deploy loops
- services/trading_service/src/services/monitoring.rs: update stale comments to
reference api_gateway (not monitoring_service) as training metrics host
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>