Some sane defaults for Macroshit Edge browser. Fuck you, WebXT Edge team.
Click install.reg.
Use timsutton/mcxToProfile to convert com.microsoft.Edge.plist to com.microsoft.Edge.mobileconfig. Install the profile.
./mcxToProfile.py --plist com.microsoft.Edge.plist --identifier MicrosoftEdgePolicy
Place com.microsoft.Edge.plist in /Library/Managed Preferences/<username>/. However, the file may disappear. I don't know why.
Place msedge-policies.json in /etc/opt/edge/policies/managed/.