git restore --staged . requires a HEAD, which is not present when the repo has just been initialized (ie missing the initial commit). This caused a crash in the env initialization script, which resulted in a warning after copier copy (nothing else though).
git restore --staged .requires a HEAD, which is not present when the repo has just been initialized (ie missing the initial commit). This caused a crash in the env initialization script, which resulted in a warning aftercopier copy(nothing else though).