Merge branch 'development' into 'main'

prototype/.env.dev

prototype/backend/Dockerfile

...backend/app_changeset/migrations/0003_filtermodel_poly.py

.../app_changeset/migrations/0004_filtermodel_isrectangle.py

...igrations/0005_filtermodel_datefrom_filtermodel_dateto.py

..._changeset/migrations/0006_filtermodel_changesetstatus.py

prototype/backend/app_changeset/models.py

prototype/backend/osm_monitoring_tool/api.py

prototype/backend/osm_monitoring_tool/settings.py

prototype/backend/poetry.lock

prototype/backend/pyproject.toml

prototype/database/Dockerfile

prototype/database/manual.md

prototype/database/osm-postgresql-experiments/.clang-tidy

prototype/database/osm-postgresql-experiments/CMakeLists.txt

prototype/database/osm-postgresql-experiments/LICENSE.txt

prototype/database/osm-postgresql-experiments/README.md

prototype/database/osm-postgresql-experiments/TODO

...atabase/osm-postgresql-experiments/cmake/FindOsmium.cmake

...base/osm-postgresql-experiments/cmake/FindProtozero.cmake