release chat changes (#82)

Author: gordon-lim

CHANGELOG.md

@@ -7,8 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.1.9] - 2025-06-17
+
 ### Changed
 
+- Added type checking for chat completion messages
+- Made `chat.py` string consts private to hide from docs
 - Updated `form_prompt_string` to operate on a copy of input messages
 
 ## [1.1.8] - 2025-06-11
@@ -184,7 +188,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Release of the Cleanlab TLM Python client.
 
-[Unreleased]: https://github.com/cleanlab/cleanlab-tlm/compare/v1.1.8...HEAD
+[Unreleased]: https://github.com/cleanlab/cleanlab-tlm/compare/v1.1.9...HEAD
+[1.1.9]: https://github.com/cleanlab/cleanlab-tlm/compare/v1.1.8...v1.1.9
 [1.1.8]: https://github.com/cleanlab/cleanlab-tlm/compare/v1.1.7...v1.1.8
 [1.1.7]: https://github.com/cleanlab/cleanlab-tlm/compare/v1.1.6...v1.1.7
 [1.1.6]: https://github.com/cleanlab/cleanlab-tlm/compare/v1.1.5...v1.1.6

src/cleanlab_tlm/__about__.py

@@ -1,2 +1,2 @@
 # SPDX-License-Identifier: MIT
-__version__ = "1.1.8"
+__version__ = "1.1.9"