ability to omit front end files like .css .js .html and so on

cmd/root.go

@@ -58,6 +58,7 @@ Examples:
 	protonDrive    bool
 	drivePath      string
 	verticalSlices bool
+	skipFrontend   bool
 )
 
 func Execute() {
@@ -78,6 +79,7 @@ func init() {
 	rootCmd.Flags().BoolVar(&protonDrive, "proton-drive", false, "upload output to Proton Drive after writing locally")
 	rootCmd.Flags().StringVar(&drivePath, "drive-path", "", "full remote path on Proton Drive (e.g. /my-files/md/report.md). Requires --proton-drive")
 	rootCmd.Flags().BoolVar(&verticalSlices, "vertical-slices", false, "split output into root file + one markdown per top-level directory")
+	rootCmd.Flags().BoolVar(&skipFrontend, "skip-frontend", false, "omit frontend file types (.html, .css, .js, .ts, .vue, .svelte, etc.)")
 
 	rootCmd.MarkPersistentFlagRequired("output")
 }
@@ -95,6 +97,11 @@ func run(cmd *cobra.Command, args []string) error {
 		return fmt.Errorf("--vertical-slices cannot be used with --input-file")
 	}
 
+	excludedExts := append(config.DefaultExts, extensions...)
+	if skipFrontend {
+		excludedExts = append(excludedExts, config.FrontendExts...)
+	}
+
 	cfg := &config.Config{
 		OutputPath:     outputPath,
 		AppendMode:     appendMode,
@@ -102,10 +109,11 @@ func run(cmd *cobra.Command, args []string) error {
 		MaxSize:        maxSize,
 		MaxDepth:       maxDepth,
 		Ignores:        append(config.DefaultIgnores, ignorePatterns...),
-		Extensions:     append(config.DefaultExts, extensions...),
+		Extensions:     excludedExts,
 		ProtonDrive:    protonDrive,
 		DrivePath:      drivePath,
 		VerticalSlices: verticalSlices,
+		SkipFrontend:   skipFrontend,
 	}
 
 	if singleFile != "" {