import type { EcoPagesAppConfig } from '../types/internal-types.js';
export type DevToolbarConfig = {
    /**
     * Whether the in-browser dev toolbar is enabled during development.
     *
     * @default true when `package` is configured
     */
    enabled?: boolean;
    /**
     * Client package entry resolved from the application project.
     *
     * @remarks
     * Install the package in the app (for example `@ecopages/dev-toolbar`) and
     * point `package` at its browser bootstrap export. Core bundles that module
     * to `/_dev_toolbar.js` during watch mode.
     */
    package?: string;
};
/**
 * Returns whether the dev toolbar should be injected for the current process.
 */
export declare function isDevToolbarEnabled(appConfig: Pick<EcoPagesAppConfig, 'devToolbar'>, options: {
    watch: boolean;
    hostOwnsDevClient?: boolean;
}): boolean;