[BUG] bash mode: autocomplete script filename corrupts command

Environment

• Platform (select one):
• [x] Anthropic API
• [ ] AWS Bedrock
• [ ] Google Vertex AI
• [ ] Other: <!-- specify -->
• Claude CLI version: 0.2.122
• Operating System: macOS 15.4.1
• Terminal: iTerm2 + tmux

Bug Description

script filebname tab auto-complete remove the ./ prefix

Steps to Reproduce

1. try to type this with hitting tab for auto-complete the script filename:

!./my_script.sh

1. and we get this:

!my_script.sh

which of course doesn't execute the script

Expected Behavior

!./my_script.sh

Actual Behavior

!my_script.sh

Additional Context

n.a.