Installing Java
sudo apt-get update && sudo apt-get upgrade -y
sudo apt install openjdk-18-jdk openjdk-18-jre -y

Port Forwarding for server
sudo iptables -I INPUT -p tcp -m tcp --dport 25565 -j ACCEPT
sudo iptables -I INPUT -p udp -m udp --dport 25565 -j ACCEPT
sudo iptables -I OUTPUT -p tcp -m tcp --dport 25565 -j ACCEPT
sudo iptables -I OUTPUT -p udp -m udp --dport 25565 -j ACCEPT
sudo netfilter-persistent save
sudo netfilter-persistent reload
sudo iptables -F

Install the server
mkdir minecraft
cd minecraft
wget <curseforge link> -O forge_installer.jar
java -jar forge_installer.jar --installServer
rm forge_installer.jar
./run.sh
nano eula.txt
screen ./run.sh