And I am happy having found and adapted a workflow for producing 360d panoramas from Eevee.
Thanks to UnitedFilmDom team, for their excellent tutorial and blender files rig.
A few minutes for 42.5 Megapixel VR panorama!!
The following image has no post processing, raw from render. (Is reduced for site upload)
Click to view with Google 360 viewer, in full resolution
There are slightly visible seams, as the 360 is made of Cube of 6 X 90d FOV cameras.