/**
 * Skill Scanner
 *
 * Scans the OpenClaw skills directory, parses SKILL.md frontmatter,
 * extracts command requirements, and cross-references with discovered binaries.
 */
import type { SkillMetadata, SkillExtractedInfo, DiscoveredSkill, SkillCommandRequirement, DiscoveredBinary, DiscoveryOptions } from '@agenshield/ipc';
/**
 * Extract structured info (API keys, bins, config options, install steps) from skill metadata
 */
export declare function extractSkillInfo(metadata: SkillMetadata | null): SkillExtractedInfo;
/**
 * Parse SKILL.md content, extracting YAML frontmatter and body
 */
export declare function parseSkillMd(content: string): {
    metadata: SkillMetadata;
    body: string;
} | null;
/**
 * Extract command requirements from metadata and content body
 */
export declare function extractCommands(metadata: SkillMetadata | null, body: string, binaryLookup: Map<string, DiscoveredBinary>): SkillCommandRequirement[];
/**
 * Get the approval status of a skill
 */
export declare function getApprovalStatus(skillName: string): 'approved' | 'quarantined' | 'unknown';
/**
 * Scan the skills directory and return discovered skills
 */
export declare function scanSkills(options: DiscoveryOptions, binaryLookup: Map<string, DiscoveredBinary>): DiscoveredSkill[];
/**
 * Strip env-related fields from SKILL.md frontmatter.
 *
 * OpenClaw reads `requires.env` / `metadata.openclaw.requires.env` / `metadata.openclaw.primaryEnv`
 * from SKILL.md and prompts the user for those env vars. AgenShield handles secrets via its own
 * vault/broker, so we strip these fields before writing to the agent's skill directory.
 */
export declare function stripEnvFromSkillMd(content: string): string;
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