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docker-containers/README.md

+# Include jobs from external YAML files
+
+You can include the jobs in this repository's YAML files as follows:
+
+```yml
+include:
+  - https://git.code.tecnalia.com/digicon-webxr-store/ci-files/-/raw/master/docker-containers/artifactory.yml
+```
+
+You can include the execution order in yout .gitlab-ci.yml file as follows:
+
+```yml
+stages:
+  - deploy  
+```
+
+## Example
+
+An example of a valid .gitlab-ci.yml can be:
+
+```yml
+include:
+  - https://git.code.tecnalia.com/digicon-webxr-store/ci-files/-/raw/master/docker-containers/artifactory.yml
+
+stages:
+  - deploy
+
+```