# Human Connection - GraphQL UI Prototype > Ui Prototype for HC ![UI Screenshot](screenshot.png) ## Build Setup ``` bash # install dependencies $ yarn install # serve with hot reload at localhost:3000 $ yarn run dev # build for production and launch server $ yarn run build $ yarn start ``` ## Styleguide All reusable Components (for example avatar) should be done inside the styleguide directory. ![Styleguide Screenshot](screenshot-styleguide.png) ### To show the styleguide ``` bash $ yarn styleguide ``` if you changed design tokens or other styles inside the styleguide, run the refresh command to build the styleguide as a lib ``` bash $ yarn styleguide:build ```