import type { Config } from "./config-types.js";
/** Paths whose candidate values cannot be applied without rebuilding startup-owned state. */
export declare function configReloadRestartPaths(live: Config, candidate: Config): string[];
/** Effective reloadable paths that changed, excluding load metadata such as mtime/warnings. */
export declare function configReloadChangedPaths(live: Config, candidate: Config): string[];
export type ConfigReloadApplyResult = {
    ok: true;
    changed: string[];
} | {
    ok: false;
    requiresRestart: string[];
};
/** Result returned by the daemon's injected reload transaction to the HTTP adapter. */
export type ConfigReloadAttemptResult = {
    ok: true;
    changed: string[];
    warnings: string[];
} | {
    ok: false;
    status: 400;
    message: string;
} | {
    ok: false;
    status: 409;
    message: string;
    requiresRestart: string[];
};
/**
 * Atomically apply a normalized candidate to the existing Config identity.
 *
 * This function performs no I/O and has no await point. All refusal checks happen before the
 * first mutation, so a restart-only difference cannot partially apply reloadable siblings.
 */
export declare function applyConfigReload(live: Config, candidate: Config): ConfigReloadApplyResult;