[#36] Update README file

Signed-off-by: Tiago Bueno <[email protected]>

README.adoc

@@ -1,28 +1,39 @@
 # ActiveMQ Artemis broker container image
 
-# License
+## License
 
 See link:LICENSE[LICENSE] file.
 
-# How to build
+## How to build
 
-link:https://docs.cekit.io/en/latest/[Cekit] is used to build the image.
+link:https://docs.cekit.io/en/latest/[CEKit] is used to build the image.
 To build simply run:
 
-cekit build docker
-
-# Repository
+```$shell
+cekit build podman
+```
+
+## Repository
 
 The ActiveMQ Artemis broker container images are pushed to https://quay.io/repository/artemiscloud/activemq-artemis-broker
 
-# Tags
+## Tags
 
 The ActiveMQ Artemis broker container images have release tags and special tags.
 
 The image release tags point to images built from the sources of the releated release tags,
 i.e. the `1.0.0` image release tag points to the image built from
-the sources of the [v1.0.0](https://github.com/artemiscloud/activemq-artemis-broker-image/tree/v1.0.0) release tag
+the sources of the link:https://github.com/artemiscloud/activemq-artemis-broker-image/tree/v1.0.0[v1.0.0] release tag
+
+The image special tags are:
+
+- `artemis.ARTEMIS_VERSION` - points to the image built from the sources of a release tag. ie: `artemis.2.31.2`
+
+- `latest` - points to the image built from the sources of the latest release tag.
+
+- - `dev.DATE.COMMIT_ID` - points to the image built from the sources of the main branch on specific date and commit id, it should be used only for development purposes. ie: `dev.20231106.8dbe9eb`. It expires in 3 months
+
+- `dev.latest` - points to the image built from the latest sources of the main branch, it should be used only for development purposes and it is regenerated on each commit on main branch.
+
+- `snapshot` - points to the image built from the latest sources of the main branch and contains the snapshot version of ActiveMQ Artemis
 
-The image special tags are `latest` and `dev-latest`.
-The `latest` tag points to the image built from the sources of the latest release tag.
-The `dev-latest` tag points to the image built from the sources of the main branch, it should be used only for development purposes, it expires 7 days after the push.