OAuth2 Admin - Add generic UI for clientCredential+userPassword grants
When configuring an OAuth2 client, one first registers the
client_secret and then grants access to specific resources.
The grant behavior may be integrated into other parts of the UI (as with "Add Mail Accounts"), but - for simple integrations - it may be less work to use the generic grant button.
There is one button for initiating the
This is probably the single-most important OAuth grant flow, but it is not the only one.
Provide options for three common grant flows:
These APIs are implemented - but we need some form updates to use them.