/**
 * Reads project specs and decisions from data/ and writes
 * .planu/plan-context.md in the project root.
 */
export declare function injectPlanContext(projectPath: string, taskDescription: string | null): Promise<void>;
/**
 * Builds the markdown content for .planu/plan-context.md.
 * Pure function for testability — does not write to disk.
 */
export declare function buildContextMarkdown(projectPath: string, taskDescription: string | null): Promise<string>;
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