py: Object Modification Api rework

api_specification.md

src/api/database/database.py

src/api/miscellaneous/__init__.py

src/api/miscellaneous/util.py

src/api/objects/__init__.py

src/api/objects/changelog.py

src/api/objects/changelog_legacy_v1.py

src/api/objects/changelog_version.py

src/api/objects/field.py

src/api/objects/fields.py

src/api/objects/object.py

src/api/objects/objects.py

src/api/objects/type.py

src/api/objects/types.py

src/api/routes/object_modifications.py

src/db_schema.sql

tests/routes/object_modifications.py