Update CHANGELOG.md

Author: mrubens

CHANGELOG.md

@@ -1,8 +1,20 @@
 # Roo Code Changelog
 
-## [3.16.4]
-
--   - Improve provider profile management in the external API
+## [3.16.4] - 2025-05-09
+
+- Improve provider profile management in the external API
+- Enforce provider selection in OpenRouter by using 'only' parameter and disabling fallbacks (thanks @shariqriazz!)
+- Fix display issues with long profile names (thanks @cannuri!)
+- Prevent terminal focus theft on paste after command execution (thanks @MuriloFP!)
+- Save OpenAI compatible custom headers correctly
+- Fix race condition when updating prompts (thanks @elianiva!)
+- Fix display issues in high contrast themes (thanks @zhangtony239!)
+- Fix not being able to use specific providers on Openrouter (thanks @daniel-lxs!)
+- Show properly formatted multi-line commands in preview (thanks @KJ7LNW!)
+- Handle unsupported language errors gracefully in read_file tool (thanks @KJ7LNW!)
+- Enhance focus styles in select-dropdown and fix docs URL (thanks @zhangtony239!)
+- Properly handle mode name overflow in UI (thanks @elianiva!)
+- Fix project MCP always allow issue (thanks @aheizi!)
 
 ## [3.16.3] - 2025-05-08