This should ensure rendering works as expected.
Most important: This ensures data is available in frontend templates.
Add dev dependency to fluid_styled_content. This is necessary to test
our rendering integration with fluid_styled_content defaults.
Relates: #34
To ensure the whole process is still working.
Setup environment and execute request of backend module through extbase.
Ensure expected records are created.
Provide first basic import mechanism.
It already allows to import entities into TYPO3 database.
Three entities are supported.
Entities are configured through import configuration.
This can be created, viewed, and edited through backend module.
Imports are tracked and accessible from backend module.
Still this is basic.
Importing lists of entities is not supported.
Multiple languages is not supported, etc.
Relates: #8214
