FrontmatterValidationConfig

import type { FrontmatterValidationConfig } from "ardo/config"

type FrontmatterValidationConfig = {
    /** How to report unsupported frontmatter keys. Defaults to `ignore` for compatibility. */
    unknown?: DiagnosticLevel;
    /** How to report known frontmatter keys with an invalid value. Defaults to `warn`. */
    invalid?: DiagnosticLevel;
};