This provides the integration forms class to manage the configuration of a integration in the configure page. The config template allows integration to display additional information in the configure integration page.
This form provides some preset form fields that are common for an integration. Integration could further customize the form for its own configuration by subclassing the integration forms.
The config template allows integration to provide a more detailed description, with extra content to simplify the process of setting up an integration.

Manual testing with a dummy integration.

Pass all unit test.