httpetag package

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func FileServer(root http.FileSystem) http.Handler

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type ContentHashFile interface {
	fs.File

	// ContentHash returns content hashes of the file that uniquely
	// identifies the file contents.
	// The returned hashes should be of the form algorithm-base64,
	// and implementations are encouraged to use sha256, sha384, or sha512
	// as the algorithms and RawStdEncoding as base64 encoding,
	// for interoperability with other systems.
	//
	// ContentHash must NOT compute any hash of the file during the call.
	// That is, it must run in time O(1) not O(length of file).
	// If no content hash is already available, ContentHash should
	// return nil rather than take the time to compute one.
	ContentHash() []string
}

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type EmbedFS struct {
	embed.FS
}

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func (ef EmbedFS) Open(name string) (fs.File, error)