You need to set the AVALONIA_SCREEN_SCALE_FACTORS environment variable.
For debugging, you can set environment variables in the .env file with the following command.
SCALE=2 bash ./eng/gen-envfile.sh
You need to set the LANG=en_US.UTF-8 environment variable.
For debugging, you can set environment variables in the .env file with the following command.
SCALE=2 bash ./eng/gen-envfile.sh