docs: update cnnagelog

Author: carlrobertoh

CHANGELOG.md

@@ -6,6 +6,22 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Mercury 2 model via the Inception provider
+- Markdown table rendering in chat responses [#1186](https://github.com/carlrobertoh/ProxyAI/issues/1186)
+- `workingDirectory` override support for the Bash tool
+- Support for closing the first tool window tab [#865](https://github.com/carlrobertoh/ProxyAI/issues/865)
+
+### Changed
+
+- Refreshed the built-in model catalog and provider integrations
+
+### Fixed
+
+- Bash tool execution on Linux [#1189](https://github.com/carlrobertoh/ProxyAI/issues/1189)
+- The credits label is now shown only for the ProxyAI provider
+
 ## [3.7.4-241.1] - 2026-02-18
 
 ### Added