feat: add cmd flags

internal/shared/utility/utility.go

@@ -3,6 +3,7 @@ package utility
 import (
 	"log/slog"
 	"os"
+	"slices"
 	"strings"
 )
 
@@ -15,20 +16,18 @@ func RemoveFile(p string) error {
 	return nil
 }
 
-func CategorizeMediaType(ext string) (MediaType, bool) {
+func CategorizeMediaType(ext string) MediaType {
 	// Lets categorize
 
-	/*
-		switch ext {
-		case slices.Contains(videoFormats, ext):
-			return Video, true
-		case slices.Contains(presentationFormats, ext):
-			return Presentation, true
-		default:
-			slog.Debug("marking file as invalid due to its undefined extension")
-			return "", false
-		}
-	*/
+	if slices.Contains(videoFormats, ext) {
+		return Video
+	}
+
+	if slices.Contains(presentationFormats, ext) {
+		return Presentation
+	}
+
+	return Unspecified
 }
 
 func ParseSlogLevel(s string) slog.Level {