import type { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
export interface TagEntry {
    name: string;
    date: string;
    objectType: string;
}
interface SemverDistribution {
    major: number;
    minor: number;
    patch: number;
    preRelease: number;
    nonSemver: number;
}
interface ReleaseIntervals {
    count: number;
    meanDays: number;
    medianDays: number;
    minDays: number;
    maxDays: number;
}
export declare function parseTags(output: string): TagEntry[];
export declare function analyzeSemver(tags: TagEntry[]): SemverDistribution;
export declare function computeIntervals(tags: TagEntry[]): ReleaseIntervals | null;
export declare function detectTrend(tags: TagEntry[]): string | null;
export declare function extractPrefixes(tags: TagEntry[]): Record<string, number>;
export declare function registerGitTagAnalysis(server: McpServer): void;
export {};