import type { RuleRegistryEntry } from '../schemas/rules.js';
export declare function registryPath(projectRoot: string): string;
export declare function rulesViewDir(projectRoot: string): string;
export declare function fingerprint(content: string): string;
export declare function loadRegistry(projectRoot: string): RuleRegistryEntry[];
export declare function activeRules(entries: RuleRegistryEntry[]): RuleRegistryEntry[];
export declare function dedupeExactRules(entries: RuleRegistryEntry[]): {
    entries: RuleRegistryEntry[];
    removed: RuleRegistryEntry[];
};
export declare function groupActiveRulesByCategory(entries: RuleRegistryEntry[]): Record<string, RuleRegistryEntry[]>;
export declare function renderRuleMarkdownFiles(entries: RuleRegistryEntry[]): Map<string, string>;
export declare function saveRegistry(projectRoot: string, entries: RuleRegistryEntry[]): void;
export declare function mergeRuleRegistryAtPath(projectRoot: string, filePath: string): {
    status: 'merged' | 'no-conflict' | 'missing' | 'error';
    added?: number;
    total?: number;
};
export declare function mergeRuleRegistry(projectRoot: string): {
    status: "merged" | "no-conflict" | "missing" | "error";
    added?: number;
    total?: number;
};
export declare function importRulesFromViews(projectRoot: string): {
    entries: RuleRegistryEntry[];
    imported: number;
};
export declare function bootstrapRuleRegistry(projectRoot: string): RuleRegistryEntry[];
export declare function nextRuleId(entries: RuleRegistryEntry[]): string;
/**
 * Add a rule to the registry. Returns the entry if added, or the existing entry if duplicate.
 */
export declare function addRule(projectRoot: string, opts: {
    content: string;
    category: string;
    branch: string;
    deviation: string | null;
    author: string;
    status?: RuleRegistryEntry['status'];
}): {
    entry: RuleRegistryEntry;
    isDuplicate: boolean;
};
/**
 * Legacy compatibility: rebuild .aida/rules/*.md from rules.json.
 * Returns the number of files written.
 */
export declare function buildRuleViews(projectRoot: string): number;
/**
 * Merge two registries (union by fingerprint). Used after git merge conflicts.
 * Returns merged entries and count of new entries added.
 */
export declare function mergeRegistries(base: RuleRegistryEntry[], incoming: RuleRegistryEntry[]): {
    merged: RuleRegistryEntry[];
    added: number;
};
/**
 * Find potential duplicates by checking keyword overlap.
 * Returns pairs of entries that might be duplicates or conflicts.
 */
export declare function findSimilarRules(entries: RuleRegistryEntry[]): {
    a: RuleRegistryEntry;
    b: RuleRegistryEntry;
    similarity: number;
}[];
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