export interface JsonSyntaxHealResult {
    needsHeal: boolean;
    repaired?: string;
    reason?: string;
}
/**
 * Check if a JSON file has syntax errors and attempt repair.
 * Strategy:
 *   1. Try JSON.parse — if OK, no heal needed.
 *   2. Try removing trailing commas and whitespace issues.
 *   3. Try truncation recovery (unterminated objects/arrays).
 */
export declare function detectAndRepairJsonSyntax(filePath: string): JsonSyntaxHealResult;
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