version bump (#2799)

* version bump

* changelog

Author: willmcgugan

CHANGELOG.md

@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
-## Unreleased
+## [0.28.0] - 2023-06-19
 
 ### Added
 
@@ -1060,6 +1060,8 @@ https://textual.textualize.io/blog/2022/11/08/version-040/#version-040
 - New handler system for messages that doesn't require inheritance
 - Improved traceback handling
 
+[0.28.0]: https://github.com/Textualize/textual/compare/v0.27.0...v0.28.0
+[0.27.0]: https://github.com/Textualize/textual/compare/v0.26.0...v0.27.0
 [0.26.0]: https://github.com/Textualize/textual/compare/v0.25.0...v0.26.0
 [0.25.0]: https://github.com/Textualize/textual/compare/v0.24.1...v0.25.0
 [0.24.1]: https://github.com/Textualize/textual/compare/v0.24.0...v0.24.1

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "textual"
-version = "0.27.0"
+version = "0.28.0"
 homepage = "https://github.com/Textualize/textual"
 description = "Modern Text User Interface framework"
 authors = ["Will McGugan <[email protected]>"]

src/textual/app.py

@@ -141,7 +141,9 @@
 ComposeResult = Iterable[Widget]
 RenderResult = RenderableType
 
-AutopilotCallbackType: TypeAlias = "Callable[[Pilot], Coroutine[Any, Any, None]]"
+AutopilotCallbackType: TypeAlias = (
+    "Callable[[Pilot[object]], Coroutine[Any, Any, None]]"
+)
 """Signature for valid callbacks that can be used to control apps."""