import type { MutationHint } from "../chat/types.js";
import type { DrizzleExecutor } from "../drizzle.js";
/**
 * Replaces one pluginAppInstances row's bounded context and unconditionally advances dataRevision with durable sync evidence.
 * Keeping invalidation in this transaction boundary prevents concurrent collaborators from collapsing independent changes into one revision.
 */
export declare function pluginAppInstanceContextUpdate(executor: DrizzleExecutor, input: {
    installationId: string;
    viewerUserId?: string;
    chatId?: string;
    instanceKey: unknown;
    context: unknown;
}): Promise<{
    dataRevision: number;
    hint: MutationHint;
    id: string;
}>;
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