import { type MutationHint } from "../chat/types.js";
import { type DrizzleExecutor } from "../drizzle.js";
/**
 * Grants an agent access by inserting agentSecretAgentAssignments after requiring assignSecrets permission.
 * Keeping the grant, audit entry, and sync event together prevents silent expansion of an agent's runtime credentials.
 */
export declare function agentSecretAttachToAgent(executor: DrizzleExecutor, input: {
    actorUserId: string;
    agentUserId: string;
    secretId: string;
}): Promise<MutationHint | undefined>;
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