mosaic #290431 user, portfolio, when asking for a new portfolio I want the existing one if already created [validation pending]

prioritynormal
typeenhancement
done in0.1.0
load0.100
load left0.000
closed by#115f8bb69aa0 server: if portfolio name already exists send it (closes #290431)
patchserver: if portfolio name already exists send it (closes #290431) [applied]