/**
 * Governance persistence module — standalone I/O for `.hivemind/state/governance-state.json`.
 *
 * Provides atomic read/write operations for the governance state file.
 * This is a synchronous module using `writeFileSync` + `renameSync` for atomicity.
 * Governance state is cross-cutting (not per-session) and stored independently
 * from the continuity store.
 *
 * REF: REQ-P41B-03
 *
 * @module governance/persistence
 */
import type { GovernancePersistenceState } from "../../shared/types.js";
/**
 * Resolves the absolute path to the governance state JSON file.
 *
 * @param projectRoot - Optional project root directory. Defaults to `process.cwd()`.
 * @returns Absolute path to `.hivemind/state/governance-state.json`.
 */
export declare function getGovernanceStatePath(projectRoot?: string): string;
/**
 * Returns an empty governance state with default values.
 *
 * @returns A fresh `GovernancePersistenceState` with no rules or violations.
 */
export declare function emptyGovernanceState(): GovernancePersistenceState;
/**
 * Reads and parses the governance state file from disk.
 *
 * If the file does not exist or cannot be parsed, returns an empty state
 * (graceful degradation — never throws for missing/unparseable files).
 *
 * @param projectRoot - Optional project root directory.
 * @returns The parsed governance state, or an empty state on failure.
 */
export declare function readGovernanceState(projectRoot?: string): GovernancePersistenceState;
/**
 * Atomically writes the governance state to disk.
 *
 * Uses a write-to-temp-file-then-rename pattern to prevent corrupt reads
 * if the process crashes mid-write. Creates the state directory if it
 * does not already exist.
 *
 * @param state - The governance state to persist.
 * @param projectRoot - Optional project root directory.
 */
export declare function writeGovernanceState(state: GovernancePersistenceState, projectRoot?: string): void;
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