Fix trailing whitespace and end-of-file issues across codebase. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Update links and references to github.com to git.vdb.to. Also enable the flake8 lint action in gitea. Reviewed-on: #732 Co-authored-by: Thomas E Lackey <telackey@bozemanpass.com> Co-committed-by: Thomas E Lackey <telackey@bozemanpass.com>