Update CHANGELOG.md

Author: justinxu421

CHANGELOG.md

@@ -9,7 +9,7 @@
 - Fixed Ctrl+C handling: Properly interrupt the agent when Ctrl+C is pressed while the agent is running
 - Fixed Option+Delete: Keyboard shortcut now correctly deletes words backward instead of forward
 - Fixed issue where rules were not being attached to the agent request
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 ### 0.5.5
 
 - Ask Mode: a streamlined prompt-first interaction mode with improved transcript rendering.