in the nginx override YAML file, change how proxies are specified into a mapping
in the nginx override YAML file, change how proxies are specified into a mapping

jprice/mailinabox,hnk/mailinabox,pierreozoux/mailinabox,jmedding/mailinabox,Toilal/mailinabox,jprice/mailinabox,mboersma/mailinabox,Toilal/mailinabox,b-deng/mailinabox,d5ve/mailinabox,mail-in-a-box/mailinabox,Toilal/mailinabox,jprice/mailinabox,jmedding/mailinabox,d5ve/mailinabox,Neopallium/mailinabox,nstanke/mailinabox,jjz/mailinabox,pierreozoux/mailinabox,Neopallium/mailinabox,pierreozoux/mailinabox,jjz/mailinabox,PortableTech/mailinabox,jmedding/mailinabox,m4rcs/mailinabox,mboersma/mailinabox,pichak/mailinabox,jmedding/mailinabox,Toilal/mailinabox,b-deng/mailinabox,choltha/mailinabox,m4rcs/mailinabox,nstanke/mailinabox,mail-in-a-box/mailinabox,mboersma/mailinabox,m4rcs/mailinabox,nstanke/mailinabox,jprice/mailinabox,b-deng/mailinabox,mail-in-a-box/mailinabox,ianberinger/mailinabox,nstanke/mailinabox,hnk/mailinabox,brocktice/mailinabox,d5ve/mailinabox,Neopallium/mailinabox,jmedding/mailinabox,ianberinger/mailinabox,mboersma/mailinabox,choltha/mailinabox,choltha/mailinabox,hnk/mailinabox,mail-in-a-box/mailinabox,PortableTech/mailinabox,ianberinger/mailinabox,hnk/mailinabox,ianberinger/mailinabox,Neopallium/mailinabox,PortableTech/mailinabox,m4rcs/mailinabox,b-deng/mailinabox,Neopallium/mailinabox,pierreozoux/mailinabox,choltha/mailinabox,b-deng/mailinabox,pichak/mailinabox,PortableTech/mailinabox,brocktice/mailinabox,brocktice/mailinabox,brocktice/mailinabox,d5ve/mailinabox,jjz/mailinabox,jjz/mailinabox,nstanke/mailinabox,mboersma/mailinabox,jjz/mailinabox,choltha/mailinabox,PortableTech/mailinabox,jprice/mailinabox,pierreozoux/mailinabox,pichak/mailinabox,ianberinger/mailinabox,d5ve/mailinabox,brocktice/mailinabox,pichak/mailinabox,m4rcs/mailinabox