import type { ConnectionTarget } from "@t3tools/client-runtime/connection";import type { EnvironmentId } from "@t3tools/contracts"; interface OnboardingEnvironment {  readonly environmentId: EnvironmentId;  readonly connection: { readonly phase: string };  readonly entry: { readonly target: ConnectionTarget };} export function isOnboardingRelayEnvironment(  environment: Pick<OnboardingEnvironment, "entry">,): boolean {  return environment.entry.target._tag === "RelayConnectionTarget";} /** Keep a directly paired machine pinned while its initial connection completes. */export function resolveOnboardingTargetEnvironment<TEnvironment extends OnboardingEnvironment>({  mode,  environments,  primaryEnvironment,  pairedEnvironmentId,}: {  readonly mode: "local" | "connect" | "direct";  readonly environments: ReadonlyArray<TEnvironment>;  readonly primaryEnvironment: TEnvironment | null;  readonly pairedEnvironmentId: EnvironmentId | null;}): TEnvironment | null {  if (mode === "direct" && pairedEnvironmentId !== null) {    const pairedEnvironment = environments.find(      (environment) => environment.environmentId === pairedEnvironmentId,    );    return pairedEnvironment?.connection.phase === "connected" ? pairedEnvironment : null;  }   const connectedRelayEnvironments = environments.filter(    (environment) =>      environment.connection.phase === "connected" && isOnboardingRelayEnvironment(environment),  );   if (mode === "connect" && connectedRelayEnvironments.length > 0) {    return connectedRelayEnvironments[connectedRelayEnvironments.length - 1] ?? null;  }   if (primaryEnvironment?.connection.phase === "connected") {    return primaryEnvironment;  }   return mode === "local" ? null : (connectedRelayEnvironments[0] ?? null);}