Same duplication bug as joomla_build.php — uses <packagename> for
packages and strips existing type prefixes before prepending.
Authored-by: Moko Consulting
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
The release tag is 'development' but the CLI was generating download
URLs with tag 'dev', causing Joomla update downloads to 404.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>