import { type AutoCompactProfile } from './auto-compact-modes.js';
/** Which of the three sources answered the profile question. */
export type AutoCompactProfileSource = 'cli' | 'preference' | 'default';
export interface ResolvedAutoCompactProfile {
    readonly profile: AutoCompactProfile;
    /** Where it came from: `'cli'`, `'preference'` or `'default'`. */
    readonly source: AutoCompactProfileSource;
}
/**
 * The profile the project pinned, or `null` when it pinned nothing: no key in
 * the file, an unknown value, or the default `'standard'`. A file this build
 * CANNOT READ answers `null` too, leaving the compaction path unbroken.
 */
export declare function readAutoCompactProfilePreference(projectRoot: string): AutoCompactProfile | null;
/**
 * Resolve the profile in force for one invocation — THE resolution order lives
 * here, in one place, so it cannot drift between the CLI and the services.
 */
export declare function resolveAutoCompactProfile(input: {
    readonly projectRoot: string;
    /** The normalized `--mode` value, when the caller named one. */
    readonly cliMode?: AutoCompactProfile | null | undefined;
}): ResolvedAutoCompactProfile;