/**
 * Structured auth & authority events (no tokens).
 * Emit for observability and forensic debugging.
 */
export declare const authEvents: {
    authCallbackStarted(provider: string, providerAccountId: string): void;
    identityResolved(userId: string, provider: string, providerAccountId: string): void;
    identityLinked(existingUserId: string, provider: string, providerAccountId: string): void;
    authorityConnected(params: {
        workspaceId?: string;
        type: string;
        externalId: string;
        actorUserId: string;
    }): void;
    tokenRefreshed(provider: string, scope: string, newExpiresAt: string): void;
    tokenRefreshFailed(provider: string, scope: string, error_code: string): void;
};
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