MCP tool: return the IR for a single entity within a Caravela domain (fields, relations, policy, auth).
Narrow alternative to caravela__describe_domain when the caller
knows which entity they want.
MCP tool: return the IR for a single entity within a Caravela domain (fields, relations, policy, auth).
Narrow alternative to caravela__describe_domain when the caller
knows which entity they want.