treat renamed files as modified (orgoro#350)

The compareCommits API returns files with status 'renamed' for git
renames (rename detection on by default). These were silently dropped
from the modifiedFiles list, so refactor PRs that rename files lost
coverage tracking on those files.

Co-authored-by: mangunowsky <mangunowsky@users.noreply.github.com>
Co-authored-by: Claude Opus 4.7 <noreply@anthropic.com>

new node custom indicators & escaping (orgoro#249)