More usage template cleanup

Author: kenshaw

run.go

@@ -26,7 +26,7 @@ func Run(ctx context.Context, cliargs []string) error {
 	args := &Args{}
 	v := viper.New()
 	c := &cobra.Command{
-		Use:     text.CommandName + " [flags] [DSN]",
+		Use:     text.CommandName + " [flags]... [DSN]",
 		Short:   text.Short(),
 		Version: text.CommandVersion,
 		Args:    cobra.RangeArgs(0, 1),

text/text.go

@@ -97,7 +97,7 @@ var (
   {{.UseLine}}
 
 Arguments:
-  DSN   database url
+  DSN   database url or connection name
 
 Flags:
 {{.LocalFlags.FlagUsages | trimTrailingWhitespaces}}