feat: react client

src/ErrorBoundary.jsx

src/GeneralSettings/Backends/Backend.jsx

src/GeneralSettings/Backends/Headers.jsx

src/GeneralSettings/Backends/index.jsx

src/GeneralSettings/index.jsx

src/Loading.jsx

src/RestApiSettings/Forms/Form.jsx

src/RestApiSettings/Forms/index.jsx

src/RestApiSettings/index.jsx

src/RpcApiSettings/Forms/Form.jsx

src/RpcApiSettings/Forms/index.jsx

src/RpcApiSettings/index.jsx

src/SettingsPage/index.jsx

src/index.jsx

src/providers/Forms.jsx

src/providers/Settings.jsx