import type { ApplicationBuildWorkspace } from "#internal/application/build-workspace.js";
import { type DevelopmentWorkspaceExtension } from "#internal/nitro/host/dev-workspace-extensions.js";
import type { PreparedApplicationHost, PreparedDevelopmentApplicationHost } from "#internal/nitro/host/types.js";
/**
 * Compiles one authored app and stages an isolated runtime generation and host
 * candidate without changing the active development server.
 */
export declare function prepareDevelopmentApplicationHost(appRoot: string, options?: {
    readonly changedPaths?: readonly string[];
    readonly previousExtensions?: readonly DevelopmentWorkspaceExtension[];
}): Promise<PreparedDevelopmentApplicationHost>;
/**
 * Compiles one authored app into an invocation-owned build workspace and
 * stages the package-owned artifacts the production Nitro build needs.
 * Compiler artifacts are written inside the workspace but their recorded
 * locations point at the published output (`<finalDir>/.eve`), where
 * publication later installs them.
 */
export declare function prepareProductionApplicationHost(workspace: ApplicationBuildWorkspace): Promise<PreparedApplicationHost>;