Merge branch 'release-0.4.0' into 'main'

.gitlab/issue_templates/Default.md

.gitlab/merge_request_templates/Default.md

CHANGELOG.md

CITATION.cff

INSTALL.md

...ts/test_data/extroot/realworld_example/dataset_cfoods.yml

...ta/extroot/realworld_example/schema/dataspace.schema.json

.../test_data/extroot/use_case_simple_presentation/cfood.yml

integrationtests/test_realworld_example.py

integrationtests/test_use_case_simple_presentation.py

setup.cfg

src/caoscrawler/cfood-schema.yml

src/caoscrawler/converters.py

src/caoscrawler/crawl.py

src/caoscrawler/default_converters.yml

src/caoscrawler/identifiable.py

src/caoscrawler/identifiable_adapters.py

src/doc/README_SETUP.md

src/doc/cfood.rst

src/doc/concepts.rst