remove ENV and fix readme.

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>

README.md

@@ -44,7 +44,6 @@ docker run --rm \
   -e PLUGIN_HOST=foo.com \
   -e PLUGIN_USER=root \
   -e PLUGIN_KEY="$(cat ${HOME}/.ssh/id_rsa)" \
-  -e PLUGIN_PASSWORD=xxxxx \
   -e PLUGIN_SCRIPT=whoami \
   -v $(pwd):$(pwd) \
   -w $(pwd) \

main.go

@@ -62,9 +62,8 @@ func main() {
 			EnvVar: "PLUGIN_SCRIPT,SSH_SCRIPT",
 		},
 		cli.StringFlag{
-			Name:   "env-file",
-			Usage:  "source env file",
-			EnvVar: "ENV_FILE",
+			Name:  "env-file",
+			Usage: "source env file",
 		},
 	}