Swap to icon grid instead of individual icons

saves like 3kb :p

main.go

@@ -21,7 +21,7 @@ import (
 var (
 	//go:embed private/*
 	privateDirectory embed.FS
-	serveHash        = fmt.Sprintf("%x", time.Now().Unix())
+	serveHash        = fmt.Sprintf("%X", time.Now().Unix())
 	serveDirectory   = os.Getenv("HTTP_DIRECTORY")
 	serveAddress     = os.Getenv("HTTP_ADDRESS")
 	tmpl             = template.Must(
@@ -83,32 +83,33 @@ func getEntrySizeHuman(b int64) string {
 
 func getEntryIcon(name string, isDir bool) string {
 	if isDir {
-		return "icon_folder.png"
+		return "icon-directory"
 	}
 	switch strings.ToLower(path.Ext(name)) {
 	// Custom Filetypes
 	case ".redir":
-		return "icon_redirect.png"
+		return "icon-redirect"
 
 	// Default Filetypes
 	case ".mp3", ".flac", ".ogg", ".wav", ".aac", ".opus", ".m4a":
-		return "icon_audio.png"
+		return "icon-audio"
 	case ".mp4", ".mkv", ".webm", ".avi", ".mov", ".m4v":
-		return "icon_video.png"
+		return "icon-video"
 	case ".jpg", ".jpeg", ".png", ".gif", ".webp", ".avif", ".bmp", ".tiff":
-		return "icon_photo.png"
+		return "icon-photo"
 	case ".zip", ".tar", ".gz", ".7z", ".rar", ".zst", ".xz", ".bz2":
-		return "icon_archive.png"
+		return "icon-archive"
 	case ".exe", ".elf", ".bin", ".out", ".appimage", ".deb", ".rpm":
-		return "icon_program.png"
+		return "icon-program"
 	case ".pdf", ".txt", ".md", ".srt", ".vtt", ".ass", ".log":
-		return "icon_document.png"
+		return "icon-document"
 	case ".html", ".ts", ".js", ".go", ".rs", ".pug":
-		return "icon_script.png"
+		return "icon-script"
 	case ".json", ".xml", ".yaml", ".toml", ".ini", ".cfg":
-		return "icon_config.png"
+		return "icon-config"
+
 	default:
-		return "icon_generic.png"
+		return "icon-generic"
 	}
 }