Update readme with info for --index-interval

README.md

@@ -167,6 +167,7 @@ Flags:
       --images                  enable support for image files
       --index                   generate index of supported file paths at startup
       --index-file string       path to optional persistent index file
+      --index-interval string   interval at which to regenerate index (e.g. "3s" or "1h")
   -i, --info                    expose informational endpoints
       --max-file-count int      skip directories with file counts above this value (default 2147483647)
       --min-file-count int      skip directories with file counts below this value

cmd/root.go

@@ -17,7 +17,7 @@ import (
 
 const (
 	AllowedCharacters string = `^[A-z0-9.\-_]+$`
-	ReleaseVersion    string = "6.4.0"
+	ReleaseVersion    string = "6.4.1"
 )
 
 var (
@@ -137,7 +137,7 @@ func init() {
 	rootCmd.Flags().BoolVar(&Images, "images", false, "enable support for image files")
 	rootCmd.Flags().BoolVar(&Index, "index", false, "generate index of supported file paths at startup")
 	rootCmd.Flags().StringVar(&IndexFile, "index-file", "", "path to optional persistent index file")
-	rootCmd.Flags().StringVar(&IndexInterval, "index-interval", "", "regenerate index after this amount of time")
+	rootCmd.Flags().StringVar(&IndexInterval, "index-interval", "", "interval at which to regenerate index (e.g. \"5m\" or \"1h\")")
 	rootCmd.Flags().BoolVarP(&Info, "info", "i", false, "expose informational endpoints")
 	rootCmd.Flags().IntVar(&MaxFileCount, "max-file-count", math.MaxInt32, "skip directories with file counts above this value")
 	rootCmd.Flags().IntVar(&MinFileCount, "min-file-count", 0, "skip directories with file counts below this value")