validate

type Options struct {
	// Strict enables checks that follow the EPUB spec more closely,
	// even when the reference epubcheck tool doesn't flag them.
	// This includes OCF-005 (compressed mimetype) and RSC-002 (file not in manifest).
	Strict bool

	// Accessibility enables accessibility metadata and best-practice checks (ACC-*).
	// These are not flagged by epubcheck without --profile and are off by default.
	Accessibility bool
}