/**
 * @MCPTool Decorator
 *
 * Marks a handler method as an MCP tool and defines its metadata
 */
import "reflect-metadata";
export interface MCPToolOptions {
    name: string;
    description: string;
    category?: string;
    inputSchema?: unknown;
}
/**
 * Decorator for marking handler methods as MCP tools
 *
 * @example
 * ```typescript
 * @MCPTool({
 *   name: 'checkpoint-save',
 *   description: 'Save current task progress as a resumable checkpoint'
 * })
 * async handleCheckpointSave(args: {...}): Promise<MCPToolResult> {
 *   // implementation
 * }
 * ```
 */
export declare function MCPTool(options: MCPToolOptions): MethodDecorator;
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