imagecache

type CacheOptions struct {
	// CacheDir is the directory where images will be cached.
	// If empty, defaults to ~/.cache/tinct/images
	CacheDir string

	// Filename is the filename to use for the cached image.
	// If empty, uses a hash of the URL + original extension.
	Filename string

	// AllowOverwrite determines if existing cached files can be overwritten.
	// Default: false (reuse existing cached files).
	AllowOverwrite bool
}