given there is no incipient spin training in a standard syllabus, this really needs to change.
There is. It is in the Day VFR syllabus.
https://www.casa.gov.au/sites/g/file...ad/vfras02.pdf
Have a read.
Then apply sufficient rudder only to stop further turning (AFTER the wing is unstalled)
No. It does not need to be "after" the wing is unstalled. The actions are co-ordinated together.
How about we actually READ what the manufacturer says rather than regurgitating opinions...