Build
To build your web project, click the Build item.
Errors and Logs
Section titled “Errors and Logs”If there are any errors, they will appear in the Output window. You can also view the output window by clicking Advanced > Show Logs.
Build Configuration
Section titled “Build Configuration”You can switch build configurations (eg from Development to Production) by clicking the ... next to Build item. Build configurations are discovered by inspecting your project.