Lato

- Fix type annotations in `ApplicationModule`

- Change `composer()` signature from `compose(values)` to `compose(**kwargs)`

Added

- Add async support in `Application`. New methods: `call_async`, `execute_async`, `publish_async`
- Add async support in `TransactionContext`. New methods: `call_async`, `execute_async`, `publish_async`

Added

- Add Sphinx docs

Changed

- Rename `Task` to `Command`
- Rename `Application.emit()` to `Application.publish()`
- Rename `TransactionContext.emit()` to `TransactionContext.publish()`
- Remove `Application.on()` decorator in favor of `Application.handler()`

Early release.