Add custodian CLI — register-project and status subcommands

custodian register-project [--domain DOMAIN] [--path PATH]
  Defaults path to cwd; auto-detects domain from project charter if
  --domain is omitted. Does: API health → topic lookup → MCP check →
  CLAUDE.md from template → progress event.

custodian status
  Prints API health + summary totals + blocking decisions.

Installed via: make install-cli (symlinks .venv/bin/custodian → ~/.local/bin/)
Entry point declared in pyproject.toml [project.scripts].

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

pyproject.toml

@@ -17,12 +17,16 @@ dependencies = [
     "psycopg2-binary>=2.9.0",
 ]
 
+[project.scripts]
+custodian = "custodian_cli:main"
+
 [build-system]
 requires = ["hatchling"]
 build-backend = "hatchling.build"
 
 [tool.hatch.build.targets.wheel]
 packages = ["api", "mcp_server"]
+artifacts = ["custodian_cli.py"]
 
 [tool.uv]
 dev-dependencies = [