install nix
curl --proto '=https' --tlsv1.2 -sSf -L https://install.determinate.systems/nix | sh -s -- install
install direnv
nix profile install nixpkgs#direnv
cp .env-sample .env
vi .env # edit the file
dbmate create
dbmate up
dbmate new <migration_name>
sbt coreJVM/run