Update README.md

README.md

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+# openMINDS build pipeline
+
+[![GitHub][license-shield]][license-url]
+[![GitHub contributors][contributors-shield]][contributors-url]
+
+This branch contains the code for the build pipeline of this repository. The pipeline gathers the schemas from all metadata models (submodules), interprets and supplements with openMINDS vocabulary information. 
+
 ## Create a release
-To create a release, define the version and its submodules inside the version.json. Run the "update_commits.py" with the attribute "--version X" which then updates the commit information to the current head of the configured submodule branches. Existing commit hashes for this version will be replaced.
+To create a release, define the version and its submodules inside the **version.json**. Run the "update_commits.py" with the attribute "--version X" which then updates the commit information to the current head of the configured submodule branches. Existing commit hashes for this version will be replaced.
 
 ### version.json
 The version.json defines the submodule versions which are composing an openMINDS release.
 
-
-Versions defined without commit hash are supposed to point to head of the corresponding branch. If no branch is defined, this means that the latest commit on the **semantically highest version branch** is taken into account.
+Versions defined without commit hash are supposed to point to head of the corresponding branch. If no branch is defined, this means that the latest commit on the **semantically highest version branch** is taken into account.