Could you please provide the code structure diagram?

Thanks your feedback. We're still in the process of updating our documentation and will add this part of the original.

Backend

.
├── cmd (main binary)
├── configs (default configuration)
├── docs (swagger documentation)
├── i18n (International translation)
├── internal
      ├── base (Basic component without service attributes)
            ├── conf (Configuration)
            ├── constant (constant)
            ├── data (database/cache)
            ├── handler (request/response handler)
            ├── middleware (http middleware)
            ├── pager (Pagination)
            ├── reason (error reason key use to translator)
            ├── server (http server)
            ├── translator (translator for translate international)
            └── validator (validator for validate request)
      ├── cli (binary commands)
      ├── controller (request handler controller for user)
      ├── controller_backyard (request handler controller for admin)
      ├── entity (all entity about database table)
      ├── install (installation related)
      ├── migrations (upgrade related)
      ├── repo (database/cache operations)
      ├── router (http router)
      ├── schema (request/response schema)
      └── service (business logic)
├── pkg (tools or third party)
└── ui (frontend)

Frontend

.
├── cmd
├── configs
├── docs
├── i18n
      ├── en_US.yaml (basic language file)
      ├── i18n.yaml (language list)
├── internal
├── ...
└── ui (front-end project starts here)
      ├── build (built results directory, usually without concern)
      ├── public (html template for public)
      ├── scripts (some scripting tools on front-end project)
      ├── src (almost all front-end resources are here)
            ├── assets (static resources)
            ├── common (project information/data defined here)
            ├── components (all components of the project)
            ├── hooks (all hooks of the project)
            ├── i18n (Initialize the front-end i18n)
            ├── pages (all pages of the project)
            ├── router (Project routing definition)
            ├── services (all data api of the project)
            ├── stores (all data stores of the project)
            ├── utils (all utils of the project)
            ├── plugins (UI Plugin Development & Debugging Directory)

ui (front-end project starts here)
├── build (built results directory, usually without concern)
├── public (html template for public)
├── scripts (some scripting tools on front-end project)
├── src (almost all front-end resources are here)
├── assets (static resources)
├── common (project information/data defined here)
├── components (all components of the project)
├── hooks (all hooks of the project)
├── i18n (Initialize the front-end i18n)
├── pages (all pages of the project)
├── router (Project routing definition)
├── services (all data api of the project)
├── stores (all data stores of the project)
├── utils (all utils of the project)
├── plugins (UI Plugin Development & Debugging Directory)

test zxczxcz