import type { SummarizerPlugin, ContextMemConfig } from './types.js';
export declare class PluginLoader {
    /**
     * Discovers and loads external summarizer plugins from a project's node_modules.
     *
     * Looks for npm packages whose name starts with `context-mem-summarizer-` in the
     * project's package.json dependencies/devDependencies. Validates that each package
     * exports `detect()` and `summarize()` methods. Respects config enabled/disabled
     * per plugin and applies priority overrides.
     */
    loadSummarizers(projectDir: string, config?: ContextMemConfig): SummarizerPlugin[];
}
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