/**
 * Return the absolute path to the runtime data directory.
 *
 * Governed projects use `.synth/data/`. The legacy repo-root `data/`
 * path is retained only for the SYNTH source repository's own build/test
 * workflow.
 */
export declare function dataDir(root: string): string;
/**
 * Return the absolute path to the legacy repo-root data directory.
 */
export declare function legacyDataDir(root: string): string;
/**
 * Ensure the runtime data directory exists and return its absolute path.
 */
export declare function ensureDataDir(root: string): Promise<string>;
/**
 * Return the absolute path to the event stream directory.
 */
export declare function eventsDir(root: string): string;
/**
 * Return the absolute path to the canonical state file.
 */
export declare function stateFile(root: string): string;
/**
 * Return the absolute path to the event log file.
 */
export declare function eventLogFile(root: string): string;
/**
 * Return the absolute path to the snapshots directory.
 */
export declare function snapshotsDir(root: string): string;
/**
 * Return the absolute path to the checkpoints file.
 */
export declare function checkpointsFile(root: string): string;
/**
 * Return the absolute path to the decisions file.
 */
export declare function decisionsFile(root: string): string;
/** @deprecated Use `dataDir` instead. */
export declare function getRuntimeDataDir(cwd: string): string;
/** @deprecated Use `legacyDataDir` instead. */
export declare function getLegacyDataDir(cwd: string): string;
/** @deprecated Use `ensureDataDir` instead. */
export declare function ensureRuntimeDataDir(cwd: string): Promise<string>;
/** @deprecated Use `snapshotsDir` instead. */
export declare function getRuntimeSnapshotDir(cwd: string): string;