Checks README.md VERSION header and all manifest XML <version> tags. Flags mismatches, reports highest version, and optionally fixes them. Usage: php version_check.php --path /repo # report only php version_check.php --path /repo --strict # exit 1 on mismatch php version_check.php --path /repo --fix # fix to highest version Authored-by: Moko Consulting Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>