0.5.2 - 2026-09-29

• SECURITY: Improved sanitization and escaping throughout the plugin to resolve Plugin Check security findings. #22 (@dparker1005)
• BUG FIX: Fixed group codes containing quotes being saved with a stray backslash. #22 (@dparker1005)
• BUG FIX: Saving a discount code without the group codes field no longer deletes its existing group codes. #22 (@dparker1005)