/**
 * Project Mind MCP - Backlog Management Tools
 *
 * Tools for managing project backlogs and epics.
 */
import type { ToolDefinition, ToolResult, Epic } from '../types/index.js';
import type { ProjectDatabase } from '../storage/database.js';
export declare const backlogTools: ToolDefinition[];
export declare function createBacklogHandlers(db: ProjectDatabase): {
    query_backlog: (input: {
        project: string;
        status?: string;
        priority?: string;
        limit?: number;
    }) => Promise<ToolResult<{
        epics: Epic[];
        total: number;
    }>>;
    add_epic: (input: {
        project: string;
        title: string;
        description?: string;
        priority?: string;
        estimatedHours?: number;
        tags?: string[];
        dependencies?: number[];
        acceptanceCriteria?: string[];
        specLocation?: string;
    }) => Promise<ToolResult<Epic>>;
    complete_epic: (input: {
        epicId: number;
        actualHours?: number;
    }) => Promise<ToolResult<Epic>>;
    get_project_status: (input: {
        project: string;
    }) => Promise<ToolResult<{
        project: string;
        total: number;
        byStatus: Record<string, number>;
        byPriority: Record<string, number>;
        estimatedHours: number;
        actualHours: number;
        velocity?: number;
    }>>;
};
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