import type { ExtensionModule } from "./types.ts";
/**
 * Dynamically import an extension module from disk.
 * Returns null (never throws) on failure — logs a warning.
 * @param modulePath Path to the module file (relative to roleDir or absolute)
 * @param roleDir The role's directory for relative path resolution
 */
export declare function loadExtensionModule(modulePath: string, roleDir: string): Promise<ExtensionModule | null>;
/** Clear the module cache — for testing or hot-reload scenarios. */
export declare function clearExtensionModuleCache(): void;
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