MetaIssue: New Version OEMetadata 2.1

Description of the issue

In order to be compatible with DataCite and CKAN/LDM, we need the predictable improvement of OEMetadata 2.0.4
The ongoing implementation of datasets on the OEP, where datasets are represented as structural elements of database tables, reveals structural limitations and schema misalignments that necessitate this revision.
Adding new modules for subdomains like Measurement data, Transport, Provenience, Processing

ISSUES

• https://github.com/OpenEnergyPlatform/oemetadata/issues/295
• https://github.com/OpenEnergyPlatform/oemetadata/issues/293
• https://github.com/OpenEnergyPlatform/oemetadata/issues/290
• https://github.com/OpenEnergyPlatform/oemetadata/issues/289
• https://github.com/OpenEnergyPlatform/oemetadata/issues/278
• https://github.com/OpenEnergyPlatform/oemetadata/issues/276
• https://github.com/OpenEnergyPlatform/oemetadata/issues/222
• https://github.com/OpenEnergyPlatform/oemetadata/issues/134
• https://github.com/OpenEnergyPlatform/oemetadata/issues/227

MODULES

• https://github.com/OpenEnergyPlatform/oemetadata/issues/298
• https://github.com/OpenEnergyPlatform/oemetadata/issues/299
• https://github.com/OpenEnergyPlatform/oemetadata/issues/300

NEW MODULES

• https://github.com/OpenEnergyPlatform/oemetadata/issues/297
• https://github.com/OpenEnergyPlatform/oemetadata/issues/301

Workflow checklist

• I am aware of the workflow in CONTRIBUTING.md