https://github.com/ornicar/lila/wiki/Lichess-Development-Onboarding
sign up to https://www.goorm.io/
starting from a Scala container and trying to update Ubuntu ( https://www.cyberciti.biz/faq/upgrade-ubuntu-18-04-to-20-04-lts-using-command-line/ ) like
sudo apt update && sudo apt upgrade -y
sudo reboot command
sudo apt --purge autoremove
sudo apt install update-manager-core
sudo do-release-upgrade
lsb_release -a
won't work
instead create a Node.js container, which comes with the right Ubuntu version
update Node.js version
npm cache clean -f
npm install -g n
n latest
node -v
install yarn ( https://linuxize.com/post/how-to-install-yarn-on-ubuntu-18-04/ ):
curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -
echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
sudo apt update
sudo apt install yarn
yarn --version
clone the repo ( https://github.com/ornicar/lila )
git clone --recursive https://github.com/ornicar/lila.git
build the ui
cd lila
./ui/build # builds the CSS and JS
install sbt ( https://www.techrepublic.com/article/how-to-install-sbt-on-ubuntu-for-scala-and-java-projects/ , https://www.scala-sbt.org/release/docs/Installing-sbt-on-Linux.html )
sudo apt-get update
sudo apt-get upgrade -y
sudo apt-get install default-jdk -y
wget www.scala-lang.org/files/archive/scala-2.13.0.deb
sudo dpkg -i scala*.deb
echo "deb https://dl.bintray.com/sbt/debian /" | sudo tee -a /etc/apt/sources.list.d/sbt.list
curl -sL "https://keyserver.ubuntu.com/pks/lookup?op=get&search=0x2EE0EA64E40A89B84B2DF73499E82A75642AC823" | sudo apt-key add
sudo apt-get update
sudo apt-get install sbt
sbt test
build Scala
export SBT_OPTS="-Xmx4G"
./lila
compile
install MongoDb ( https://help.goorm.io/en/goormide/18.faq/language-and-environment/how-to-install-mongodb )
apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 9DA31620334BD75D9DCB49F368818C72E52529D4 && (echo "deb [ arch=amd64 ] https://repo.mongodb.org/apt/ubuntu bionic/mongodb-org/4.0 multiverse" | tee /etc/apt/sources.list.d/mongodb-org-4.0.list) && apt-get update && apt-get install -y mongodb-org && mkdir -p /data/db
mongod
# mongo in other terminal
install Redis ( https://www.digitalocean.com/community/tutorials/how-to-install-and-secure-redis-on-ubuntu-18-04 )
sudo apt update
sudo apt install redis-server
redis-server