/**
 * Project-level rolebox configuration.
 *
 * Reads `.rolebox/config.json` from the workspace root to determine
 * project-specific role overrides (e.g. which role is "primary").
 *
 * This is read once during plugin initialization. There is no file watching.
 * If the file does not exist or is invalid, the system falls back to defaults
 * (fully backward compatible).
 *
 * @module
 */
import type { ResolvedRole } from "./types.ts";
/**
 * Project-level configuration loaded from `.rolebox/config.json`.
 */
export interface ProjectConfig {
    /**
     * Role ID (directory name) to set as the default "primary" role.
     * All other roles that were "primary" are demoted to "all".
     */
    defaultRole?: string;
}
/**
 * Load project config from `{workspaceDir}/.rolebox/config.json`.
 *
 * Reads and validates the config file. If the file does not exist, contains
 * invalid JSON, or has an invalid schema, returns `null` (never throws).
 * Warnings are logged for recoverable errors.
 *
 * @param workspaceDir - Absolute path to the workspace root.
 * @returns Parsed ProjectConfig or null on any failure.
 */
export declare function loadProjectConfig(workspaceDir: string): ProjectConfig | null;
/**
 * Apply project-level config to resolved roles.
 *
 * If `defaultRole` is specified and matches an existing role:
 * - Sets that role's mode to `"primary"`.
 * - Sets all other roles with `mode === "primary"` or `mode === undefined`
 *   to `"all"` (non-default but still available).
 *
 * This ensures only the project-designated role is the default agent.
 * Roles with explicit `"subagent"` or `"all"` mode are left unchanged
 * (except the target role which is always promoted to "primary").
 *
 * If `defaultRole` does not match any resolved role, a warning is logged
 * and no changes are made.
 *
 * @param resolvedRoles - Array of fully resolved roles.
 * @param config - Project configuration (must have defaultRole set).
 */
export declare function applyProjectConfig(resolvedRoles: ResolvedRole[], config: ProjectConfig): void;
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