export interface ExtensionInfo {
    name: string;
    version: string;
    description: string;
    path: string;
    changelogPath?: string;
}
export declare class ExtensionManager {
    private extensionsDir;
    constructor(extensionsDir?: string);
    listExtensions(): Promise<ExtensionInfo[]>;
    bumpExtensionVersion(extensionName: string, bumpType: 'patch' | 'minor' | 'major'): Promise<string>;
    private updateExtensionChangelog;
    private getChangeType;
    getExtensionChangelog(extensionName: string): Promise<string | null>;
    createExtensionChangelog(extensionName: string): Promise<void>;
}
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