Bug: Install script silently wipes settings.json on parse failure (loss of all user configuration)

Bug: Install script silently wipes settings.json on parse failure (loss of all user configuration): a task in LegoFlow-SWE (Harbor dataset). The problem is reported on Windows when the file contains UTF‑8 characters (for example, accented names like café ). The script appears to succeed, but the…

The task

The problem is reported **on Windows** when the file contains UTF‑8 characters (for example, accented names like `café`). The script appears to succeed, but the user’s configuration is reset to defaults.

Part of Lego-X/LegoFlow-SWE.