import { z } from 'zod';
/**
 * Agent Skill Frontmatter Schema
 *
 * Accepts both agentskills.io specification fields and Claude Code skill fields.
 * Uses `.passthrough()` to allow unknown fields from future spec versions.
 *
 * @see https://agentskills.io/specification — portable skill spec
 * @see https://code.claude.com/docs/en/skills — Claude Code skill frontmatter
 */
export declare const AgentSkillFrontmatterSchema: z.ZodObject<{
    name: z.ZodOptional<z.ZodString>;
    description: z.ZodOptional<z.ZodString>;
    license: z.ZodOptional<z.ZodString>;
    compatibility: z.ZodOptional<z.ZodString>;
    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodString>>;
    'allowed-tools': z.ZodOptional<z.ZodString>;
    'argument-hint': z.ZodOptional<z.ZodString>;
    'disable-model-invocation': z.ZodOptional<z.ZodBoolean>;
    'user-invocable': z.ZodOptional<z.ZodBoolean>;
    model: z.ZodOptional<z.ZodString>;
    context: z.ZodOptional<z.ZodString>;
    agent: z.ZodOptional<z.ZodString>;
    hooks: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
}, "passthrough", z.ZodTypeAny, z.objectOutputType<{
    name: z.ZodOptional<z.ZodString>;
    description: z.ZodOptional<z.ZodString>;
    license: z.ZodOptional<z.ZodString>;
    compatibility: z.ZodOptional<z.ZodString>;
    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodString>>;
    'allowed-tools': z.ZodOptional<z.ZodString>;
    'argument-hint': z.ZodOptional<z.ZodString>;
    'disable-model-invocation': z.ZodOptional<z.ZodBoolean>;
    'user-invocable': z.ZodOptional<z.ZodBoolean>;
    model: z.ZodOptional<z.ZodString>;
    context: z.ZodOptional<z.ZodString>;
    agent: z.ZodOptional<z.ZodString>;
    hooks: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
}, z.ZodTypeAny, "passthrough">, z.objectInputType<{
    name: z.ZodOptional<z.ZodString>;
    description: z.ZodOptional<z.ZodString>;
    license: z.ZodOptional<z.ZodString>;
    compatibility: z.ZodOptional<z.ZodString>;
    metadata: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodString>>;
    'allowed-tools': z.ZodOptional<z.ZodString>;
    'argument-hint': z.ZodOptional<z.ZodString>;
    'disable-model-invocation': z.ZodOptional<z.ZodBoolean>;
    'user-invocable': z.ZodOptional<z.ZodBoolean>;
    model: z.ZodOptional<z.ZodString>;
    context: z.ZodOptional<z.ZodString>;
    agent: z.ZodOptional<z.ZodString>;
    hooks: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
}, z.ZodTypeAny, "passthrough">>;
export type AgentSkillFrontmatter = z.infer<typeof AgentSkillFrontmatterSchema>;
/**
 * JSON Schema representation of AgentSkillFrontmatterSchema
 *
 * Useful for external tooling that consumes JSON Schema directly.
 */
export declare const AgentSkillFrontmatterJsonSchema: import("zod-to-json-schema").JsonSchema7Type & {
    $schema?: string | undefined;
    definitions?: {
        [key: string]: import("zod-to-json-schema").JsonSchema7Type;
    } | undefined;
};
/**
 * VAT Agent Skill Frontmatter Schema
 *
 * Extends the base schema with stricter requirements for VAT-packaged skills:
 * - `name` and `description` are required (not optional)
 * - `metadata.version` is required
 *
 * @see https://agentskills.io/specification — portable skill spec
 */
export declare const VATAgentSkillFrontmatterSchema: z.ZodObject<{
    license: z.ZodOptional<z.ZodString>;
    compatibility: z.ZodOptional<z.ZodString>;
    'allowed-tools': z.ZodOptional<z.ZodString>;
    'argument-hint': z.ZodOptional<z.ZodString>;
    'disable-model-invocation': z.ZodOptional<z.ZodBoolean>;
    'user-invocable': z.ZodOptional<z.ZodBoolean>;
    model: z.ZodOptional<z.ZodString>;
    context: z.ZodOptional<z.ZodString>;
    agent: z.ZodOptional<z.ZodString>;
    hooks: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
} & {
    name: z.ZodString;
    description: z.ZodString;
    metadata: z.ZodObject<{
        version: z.ZodString;
    }, "passthrough", z.ZodTypeAny, z.objectOutputType<{
        version: z.ZodString;
    }, z.ZodTypeAny, "passthrough">, z.objectInputType<{
        version: z.ZodString;
    }, z.ZodTypeAny, "passthrough">>;
}, "passthrough", z.ZodTypeAny, z.objectOutputType<{
    license: z.ZodOptional<z.ZodString>;
    compatibility: z.ZodOptional<z.ZodString>;
    'allowed-tools': z.ZodOptional<z.ZodString>;
    'argument-hint': z.ZodOptional<z.ZodString>;
    'disable-model-invocation': z.ZodOptional<z.ZodBoolean>;
    'user-invocable': z.ZodOptional<z.ZodBoolean>;
    model: z.ZodOptional<z.ZodString>;
    context: z.ZodOptional<z.ZodString>;
    agent: z.ZodOptional<z.ZodString>;
    hooks: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
} & {
    name: z.ZodString;
    description: z.ZodString;
    metadata: z.ZodObject<{
        version: z.ZodString;
    }, "passthrough", z.ZodTypeAny, z.objectOutputType<{
        version: z.ZodString;
    }, z.ZodTypeAny, "passthrough">, z.objectInputType<{
        version: z.ZodString;
    }, z.ZodTypeAny, "passthrough">>;
}, z.ZodTypeAny, "passthrough">, z.objectInputType<{
    license: z.ZodOptional<z.ZodString>;
    compatibility: z.ZodOptional<z.ZodString>;
    'allowed-tools': z.ZodOptional<z.ZodString>;
    'argument-hint': z.ZodOptional<z.ZodString>;
    'disable-model-invocation': z.ZodOptional<z.ZodBoolean>;
    'user-invocable': z.ZodOptional<z.ZodBoolean>;
    model: z.ZodOptional<z.ZodString>;
    context: z.ZodOptional<z.ZodString>;
    agent: z.ZodOptional<z.ZodString>;
    hooks: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
} & {
    name: z.ZodString;
    description: z.ZodString;
    metadata: z.ZodObject<{
        version: z.ZodString;
    }, "passthrough", z.ZodTypeAny, z.objectOutputType<{
        version: z.ZodString;
    }, z.ZodTypeAny, "passthrough">, z.objectInputType<{
        version: z.ZodString;
    }, z.ZodTypeAny, "passthrough">>;
}, z.ZodTypeAny, "passthrough">>;
export type VATAgentSkillFrontmatter = z.infer<typeof VATAgentSkillFrontmatterSchema>;
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