import type { AppDatabase } from "@vendoai/core";
import { type VendoStore } from "./store.js";
/** The app's schema. A readable slug for the operator looking at `\dn`, plus a
    digest so two app ids that sanitise alike can never share a schema. */
export declare const appSchema: (appId: string) => string;
/** ADAPTER RULE, app-database seam: the implementation for a store this package
 *  minted. `undefined` for a handle with no SQL behind it (a hosted store, or a
 *  host's own adapter) — the composition seam then picks another rung. */
export declare function postgresAppDatabase(store: VendoStore): AppDatabase | undefined;
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