import type { MutationHint } from "../chat/types.js";
import type { DrizzleExecutor } from "../drizzle.js";
/**
 * Deletes one installation-owned pluginAppInstances row and its cascading presentation preferences while recording a durable sync tombstone.
 * This boundary verifies installation ownership before removal so one plugin cannot delete another plugin's destination.
 */
export declare function pluginAppInstanceDelete(executor: DrizzleExecutor, input: {
    installationId: string;
    viewerUserId?: string;
    chatId?: string;
    instanceKey: unknown;
}): Promise<{
    deleted: boolean;
    hint?: MutationHint;
}>;
//# sourceMappingURL=pluginAppInstanceDelete.d.ts.map