import { type FileSystem } from "../../../src/platform/index.js";
/**
 * Render the scaffold's `deno.json`. Pure, so the disk-writing CLI path and
 * `materializeScaffold` emit the same bytes.
 */
export declare function buildDenoConfig(): string;
export interface CreateDenoConfigOptions {
    /** Replace an existing config after the caller has completed conflict checks. */
    overwrite?: boolean;
}
/**
 * Write a thin `deno.json` to the scaffolded project directory. Relies on
 * exact-version `npm:` specs so task execution stays hosted by Deno without
 * drifting to a newer CLI than the scaffolded dependencies.
 *
 * Refuses an existing file by default. Project creation may opt into replacing
 * it after its conflict policy and path-safety preflight have both succeeded.
 */
export declare function createDenoConfig(projectDir: string, fs?: FileSystem, options?: CreateDenoConfigOptions): Promise<void>;
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