package utils import ( "mime" "path/filepath" "strings" ) func IsAudioFile(filePath string) bool { extension := filepath.Ext(filePath) return strings.HasPrefix(mime.TypeByExtension(extension), "audio/") } func IsImageFile(filePath string) bool { extension := filepath.Ext(filePath) return strings.HasPrefix(mime.TypeByExtension(extension), "image/") }