AxMCPResourceSubscriptionPolicy
type AxMCPResourceSubscriptionPolicy =
| "none"
| "all"
| readonly string[]
| {
select: (resource: Readonly<AxMCPResource>, catalog: Readonly<AxMCPCatalogSnapshot>) => boolean;
};Defined in: https://github.com/ax-llm/ax/blob/e690b4823b8309e258594064abe941d4cff6ef89/src/ax/event/mcpSource.ts#L25