Unify error messages

Álvaro Herrera <alvherre@kurilemu.de>

Commit: 502e256f2262351e92994878eea3332da64834b0
Author: Álvaro Herrera <alvherre@kurilemu.de>
Date: 2025-12-08T15:30:52Z
Unify error messages

No visible changes, just refactor how messages are constructed.

Files