phase 0+1: project scaffold, k8s manifests, CI pipeline, steering, hooks, tests

- Repository structure for all services, infra, lakehouse, dashboards
- K8s manifests targeting stonks-oracle namespace with GHCR images
- Ingress via Traefik with ca-issuer TLS for internal services
- ConfigMap wired to existing cluster services (pg, redis, minio, ollama)
- GitHub Actions workflow for lint, test, multi-service container builds
- Dockerfile with build-arg CMD per service
- Makefile for local build/push/deploy
- Steering rules for TDD workflow, K8s conventions, project context
- Agent hooks for lint-on-save, test-on-save, k8s-validate, phase-commit
- Ruff linter config, all lint issues fixed
- 14 passing tests for schemas, config, redis keys
- PostgreSQL migrations, Trino catalogs, Superset config, MinIO lifecycle

tests/test_config.py

@@ -0,0 +1,22 @@
+"""Basic tests for shared config loader."""
+from services.shared.config import load_config, AppConfig
+
+
+def test_load_config_returns_app_config():
+    config = load_config()
+    assert isinstance(config, AppConfig)
+
+
+def test_postgres_dsn_format():
+    config = load_config()
+    assert config.postgres.dsn.startswith("postgresql://")
+
+
+def test_redis_url_format():
+    config = load_config()
+    assert config.redis.url.startswith("redis://")
+
+
+def test_default_broker_mode():
+    config = load_config()
+    assert config.broker.mode == "paper"