Tag v0.58.0

why: Behavioral change — explicit UTF-8 encoding in subprocess
decoding warrants a minor version bump.
what:
- Bump version 0.57.1 -> 0.58.0 in pyproject.toml and __about__.py
- Stamp CHANGES with release date 2026-05-23
- Add next-release placeholder

Author: tony

CHANGES

@@ -37,14 +37,21 @@ $ uv add libtmux --prerelease allow
 $ uvx --from 'libtmux' --prerelease allow python
 ```
 
-## libtmux 0.58.x (Yet to be released)
+## libtmux 0.59.x (Yet to be released)
 
 <!-- To maintainers and contributors: Please add notes for the forthcoming version below -->
 
 <!-- KEEP THIS PLACEHOLDER - DO NOT REMOVE OR MODIFY THIS LINE -->
 _Notes on the upcoming release will go here._
 <!-- END PLACEHOLDER - ADD NEW CHANGELOG ENTRIES BELOW THIS LINE -->
 
+## libtmux 0.58.0 (2026-05-23)
+
+libtmux 0.58.0 fixes subprocess output decoding on non-UTF-8 locales.
+Both {class}`~libtmux.common.tmux_cmd` and
+{class}`~libtmux._internal.control_mode.ControlMode` now enforce UTF-8
+when reading tmux output, matching tmux's own encoding contract.
+
 ### Fixes
 
 #### Subprocess encoding on non-UTF-8 locales (#679)

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "libtmux"
-version = "0.57.1"
+version = "0.58.0"
 description = "Typed library that provides an ORM wrapper for tmux, a terminal multiplexer."
 requires-python = ">=3.10,<4.0"
 authors = [

src/libtmux/__about__.py

@@ -4,7 +4,7 @@
 
 __title__ = "libtmux"
 __package_name__ = "libtmux"
-__version__ = "0.57.1"
+__version__ = "0.58.0"
 __description__ = "Typed scripting library / ORM / API wrapper for tmux"
 __email__ = "tony@git-pull.com"
 __author__ = "Tony Narlock"