Return the canonical authenticated setup status

{  "data": {    "complete": true,    "checks": {      "github_installed": true,      "agent_connected": true,      "conversation_intelligence_configured": true,      "sandbox_ready": true,      "repository_connected": true,      "repository_ready": true,      "repository_enabled": true    },    "primary_repository": {      "id": "string",      "owner": "string",      "name": "string",      "default_branch": "string",      "enabled": true,      "available": true,      "readiness_status": "NOT_RUN"    },    "github_app_slug": "string"  }}