FROM ubuntu:26.04 RUN apt-get update && apt-get -y upgrade RUN apt-get install -y wget unzip python3 iproute2 # .NET 8.0 not available by default in 26.04 RUN apt-get install -y software-properties-common RUN add-apt-repository ppa:dotnet/backports RUN apt-get install -y dotnet-runtime-8.0 WORKDIR /root # from https://github.com/tModLoader/tModLoader/releases (currently v2026.04.3.0) RUN wget https://github.com/tModLoader/tModLoader/releases/download/v2026.04.3.0/tModLoader.zip RUN unzip tModLoader.zip -d server && rm tModLoader.zip RUN chmod +x server/start-tModLoaderServer.sh RUN mkdir server/tModLoader-Logs && touch server/tModLoader-Logs/server.log RUN echo "" > server/LaunchUtils/InstallDotNet.sh COPY config.txt ./ COPY entry.py ./ COPY password.txt ./ CMD ["/usr/bin/python3", "/root/entry.py"] # To add mods, install them on the client and copy over the .tmod files to mods/ # Then modify/create mods/enabled.json and add the desired mods to enable