* backend api endpoint
* don't add no-credentials version of streams to rtsp_candidates
* frontend types
* improve types
* add optional probe dialog to wizard step 1
* i18n
* form description and field change
* add onvif form description
* match onvif probe pane with other steps in the wizard
* refactor to add probe and snapshot as step 2
* consolidate probe dialog
* don't change dialog size
* radio button style
* refactor to select onvif urls via combobox in step 3
* i18n
* add scrollbar container
* i18n cleanup
* fix button activity indicator
* match test parsing in step 3 with step 2
* hide resolution if both width and height are zero
* use drawer for stream selection on mobile in step 3
* suppress double toasts
* api endpoint description
