git log for one file, newest first, argv-only (never a shell string).
Returns [] when the vault isn't a git repo, the file has no history, or
git is unavailable. relPath must already be a repo-relative path (no
.., not absolute) — callers validate before calling.
git logfor one file, newest first, argv-only (never a shell string). Returns [] when the vault isn't a git repo, the file has no history, or git is unavailable.relPathmust already be a repo-relative path (no.., not absolute) — callers validate before calling.