update README

README.md

@@ -1,6 +1,8 @@
 secretpublisher
 =============
 
+Travis-CI: [![Build Status](https://travis-ci.org/betorvs/secretpublisher.svg?branch=master)](https://travis-ci.org/betorvs/secretpublisher)
+
 Command line tool to use secretReceiver
 
 
@@ -14,3 +16,33 @@ go build
 
 *ENCODING_REQUEST* is used to accepted only encoded requests. To send requests encoded, use [secretpublisher](githut.com/betorvs/secretpublisher) command line.
 
+# How to use this command
+
+```sh
+$ secretpublisher --help
+
+secretpublisher is a command line tool to interact with secretreceiver
+
+Usage:
+  secretpublisher [flags]
+  secretpublisher [command]
+
+Available Commands:
+  check       check SECRET_NAME
+  create      create SECRET_NAME
+  delete      delete SECRET_NAME
+  exist       exist SECRET_NAME
+  help        Help about any command
+  update      update SECRET_NAME
+  version     Print the version number of usernamectl
+
+Flags:
+      --commandTimeout string    use COMMAND_TIMEOUT environment variable
+      --debug                    add --debug in the command
+      --encodingRequest string   use ENCODING_REQUEST environment variable
+  -h, --help                     help for secretpublisher
+      --receiverURL string       use RECEIVER_URL environment variable
+      --testRun string           use TESTRUN environment variable (default "false")
+
+Use "secretpublisher [command] --help" for more information about a command.
+```