Release v1.3.0

[tosone]

• [x] There should be no limit on the number of namespaces that the admin user can create.
• [ ] For regular users, there should be a limit on the number of namespaces they can create, as well as the size of those namespaces.
• [x] Support disabling oauth2 and anonymous login.
• [ ] Support online user registration.
• [ ] Unit test coverage should reach 30%.