/** * ProviderRegistry - Provider snapshot service. * * Owns provider install/auth/version/model snapshots and exposes the latest * provider state to transport layers. * * @module ProviderRegistry */import type { ProviderKind, ServerProvider } from "@t3tools/contracts";import { ServiceMap } from "effect";import type { Effect, Stream } from "effect"; export interface ProviderRegistryShape {  /**   * Read the latest provider snapshots.   */  readonly getProviders: Effect.Effect<ReadonlyArray<ServerProvider>>;   /**   * Refresh all providers, or a single provider when specified.   */  readonly refresh: (provider?: ProviderKind) => Effect.Effect<ReadonlyArray<ServerProvider>>;   /**   * Stream of provider snapshot updates.   */  readonly streamChanges: Stream.Stream<ReadonlyArray<ServerProvider>>;} export class ProviderRegistry extends ServiceMap.Service<ProviderRegistry, ProviderRegistryShape>()(  "t3/provider/Services/ProviderRegistry",) {}