2.0.0 (2026-08-12)

Breaking Changes

• Minimal Python version is now 3.10
• Minimal Pydantic version is now 2.0. (#224)

• Now Horizon can read configuration from config.yml file. (#216)

  Configuration file has higher priority than environment variables.

• Changed admin_users script configuration. (#216)

  Renamed environment variable HORIZON__ENTRYPOINT__ADMIN_USERS to HORIZON__ADMIN_USERS.

  Also config.yml has section admin_users: [...] to be used instead of env variable.

• Changed logging configuration. (#227).

  Moved settings.server.logging / HORIZON__SERVER__LOGGING section to settings.logging / HORIZON__LOGGING. Replaced logging presets colored|plain|json with a format used by logging.dictConfig().

• Dropped GET /monitoring/stats endpoint.

• Dropped user.is_active flag from database.

Improvements

• Speed up REST API endpoints. (#223)

  Avoid using FastAPI dependency_overrides feature, see #14441.

• Log settings before backend is started. (#227)