Unable to upgrade from 0.3.20 to latest due to /bin/bash: line 57: print_message: command not found

`/bin/bash: line 57: print_message: command not found`.

I'm on macOS Sequoia using Ghostty terminal.

<img width="457" height="308" alt="Image" src="https://github.com/user-attachments/assets/f7cd6696-955e-4860-a182-2722a75b684f" />

<img width="447" height="313" alt="Image" src="https://github.com/user-attachments/assets/f8aed4c9-dfdd-4598-b3b8-4f9eea4eef76" />