This whole story is suspect. ‘When I was filling up my form…’ What form was that exactly ? Your TDAC which should have been completed before immigration ?
Nowhere do you have to specify that you are workcation or soft power so I don’t know what you are going on about…
Has anyone been granted a DTV visa for reasons related to mental health treatment ? As far as I recall, no one has reported getting a visa for that specific reason. Let’s see if others can suggest an English language trained psychiatrist who deals with CPTSD