Initializing the image repository.

Dockerfile

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+FROM docker.io/library/eclipse-temurin:21-jdk-alpine
+
+RUN apk add curl bash git docker python3 py3-pip
+RUN pip3 install pre-commit --break-system-packages
+
+# Create the user - builds do not run as root.
+RUN addgroup -S -g 1000 builder
+RUN adduser -S -h /home/builder -s /bin/bash -G builder -u 1000 builder
+
+# Switch to the build user. Everything else is installed at this level.
+USER builder
+WORKDIR /home/builder
+
+RUN curl -fLo coursier https://github.com/coursier/launchers/raw/master/coursier
+RUN chmod +x coursier
+RUN ./coursier setup --yes --apps coursier,sbt-launcher,scalafmt
+RUN rm ./coursier
+RUN mkdir -p /home/builder/.local/bin
+ENV PATH="${PATH}:/home/builder/.local/share/coursier/bin"
+ENV PATH="${PATH}:/home/builder/.local/bin"

README.md

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+# ci-scala
+
+Produces a container image suitable for Scala builds within the Garrity Software
+ecosystem.