[Bug] Terminal display corrupted to 2-character width on startup

Bug Description
Cada vez que inicio claude code veo la interfaz de la terminal solo en dos columnas de caracteres

Environment Info

• Platform: darwin
• Terminal: iTerm.app
• Version: 2.1.50
• Feedback ID: e32575ea-f849-4c2a-950e-bbc7bc6b610a

Errors

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/carlosmonti/.local/share/claude/versions/2.1.50 (expected in multi-process scenarios)\n    at OzR (/$bunfs/root/claude:2600:2098)\n    at SbA (/$bunfs/root/claude:2600:1209)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-21T23:29:22.005Z"}]

<img width="962" height="483" alt="Image" src="https://github.com/user-attachments/assets/d2178683-bfb4-4afd-ae23-8b9ad7154222" />