- Run php-cs-fixer on 132 files reformatted by branch-alias JSON changes
- Fix PHPStan: remove unnecessary ?? on always-present pretty_version key
- Fix admin/contracts: ajv-cli -d - stdin not working with heredoc in
  working-directory context — write to temp file instead

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>