- Added functions to check the existence of invitation codes, members, OAuth accounts, roles, teams, and user types before performing updates, enhancing error handling and user feedback.
- Updated relevant update functions to utilize these existence checks, ensuring accurate error messages when no changes are made or when entities do not exist.
- Refactored tests to validate the new existence check logic, improving overall test coverage and reliability.
- Introduced the invitation model in bindata.go, including the new invitation.mod.yao file.
- Updated system models to include the invitation model for better integration.
- Added invitation code related error handling in default.go, enhancing user experience during invitation processes.
- Implemented invitation code management methods in the user provider interface, allowing for creation, usage, and deletion of invitation codes.
- Enhanced entry configuration to support invitation code verification, improving the user registration flow.
- Added a new endpoint for verifying invitation codes in user routing, streamlining the invitation redemption process.
