10.0-dev
openapi: Add missing __init__.py; fix type errors hidden by its absence.
ruff: Fix UP035 Import from `collections.abc`, `typing` instead.
api-docs: Update comments in javascript usage examples for channel.
python: Replace universal_newlines with text.
ruff: Fix PLR6104 Use `+=` to perform an augmented assignment directly.
api: Deprecate uri and add url parameter in "/user_uploads" endpoint.
models: Replace realm.uri with realm.url.
test_openapi: Make testing.yml a full conformant specification.
settings: Add setting to control how animated images are played.