Document stages and jobs.

docs/gitlab/drupal/index.md

@@ -130,6 +130,32 @@ The entire installation is saved as a build artefact called `build-prod` where a
 
 #### Build Prod Site NG
 
+First we have to do some preparation. This is done in the `before_script` section.
+
+- [.prepareaccess](#prepareaccess)
+- [.preparecomposerplugins](#preparecomposerplugins)
+
+We start a docker image for php with the specifies versions:
+
+- `PHP_MAJOR_VERSION`
+- `PHP_MINOR_VERSION`
+
+In the script part we install two of our LakeDrops modules:
+
+- [lakedrops/drupal-environment](../../composer/plugin/drupal-environment)
+- [lakedrops/docker4drupal](../../composer/plugin/d4d)
+
+After that we execute:
+
+- `composer lakedrops:config`
+- `composer lakedrops:docker4drupal`
+
+The entire installation is saved as a build artefact called `build-prod-ng` where all `git` files are excluded.
+
+Rules, when the job should run:
+
+- `$DISABLE_DEPLOYMENT_LOCAL` != "1"
+
 ### Build
 
 Here, we define jobs, which build the Drupal website and does some additional checks. This stage is