update readme with new --help

Signed-off-by: Yves Brissaud <[email protected]>

README.md

@@ -6,21 +6,21 @@ This is a collection of [docker runx](https://github.com/eunomie/runx) compatibl
 
 Those images can be used without `runx`, like with `docker run` or `docker compose` for instance. In this case they are just mirrors of the official images.
 
-Explore the documentation of each image to know more and learn how to use them with `docker runx IMAGE --docs`.
+Explore the documentation of each image to know more and learn how to use them with `docker runx IMAGE --help`.
 
-List the available commands using `docker runx IMAGE --list` or get detailed information about an action using `docker runx IMAGE ACTION --docs`.
+List the available commands using `docker runx IMAGE --list` or get detailed information about an action using `docker runx IMAGE ACTION --help`.
 
 Then simply run the image with `docker runx IMAGE [ACTION]`.
 
 ## Images
 
 - [golangci-lint](./golangci-lint): A Docker image for [golangci-lint](https://golangci-lint.run/) with some defaults and caching enabled
     ```
-    $ docker runx eunomie/golangci-lint --docs
+    $ docker runx eunomie/golangci-lint --help
     ```
 - [scout-cli](./scout-cli): A Docker image for [Docker Scout CLI](https://docs.docker.com/engine/reference/commandline/scout/) to showcase how to use it
     ```
-    $ docker runx eunomie/scout-cli --docs
+    $ docker runx eunomie/scout-cli --help
     ```
 
 Images are available on [Docker Hub](https://hub.docker.com/u/eunomie).