import type { BuildOptions, ExtensionConfig, ExtensionTarget } from './types';
/** Resolve the output directory for a target. */
export declare function resolveOutdir(config: ExtensionConfig, target: ExtensionTarget, override?: string): string;
/** Rewrite promise-style `chrome.*` API access in `code` to `browser.*`. */
export declare function rewriteBrowserNamespace(code: string): { code: string, replacements: number };
/**`) + extra `assets` copied in
 * - stx pages → `<name>.html` (+ companion `<name>.js`), sanitized for the
 *   extension CSP, with stx dev chunks removed
 * - content + background scripts → classic IIFE bundles
 * - declarativeNetRequest rulesets compiled from their `source` modules
 * - `manifest.json` generated per target
 * - the app's `hooks.postBuild` run last
 *
 * Replaces the hand-rolled `build-extension.ts` every extension used to carry.
 */
export declare function buildExtension(config: ExtensionConfig, options: BuildOptions): Promise<{ outdir: string, target: ExtensionTarget }>;
/** Build every configured target. */
export declare function buildAllTargets(config: ExtensionConfig, options: Omit<BuildOptions, 'target'>): Promise<void>;