Integrate plugin update checker library

Added the Plugin Update Checker library under lib/plugin-update-checker and integrated it into WPSlug_Core for automatic update checks. This enables update notifications and management for the plugin via a remote JSON metadata file.
This commit is contained in:
feibisi 2025-07-15 12:36:48 +08:00
parent 6ab770bc41
commit c4e6027779
125 changed files with 13129 additions and 1 deletions