initial commit

.gitignore

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+*~
+.DS_Store
+*.swp

Containerfile

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+FROM docker.io/alpine:3.21 AS builder
+
+ENV VERSION=2.492.2
+ENV SHA256_SUM=ae60fbd5f07ca4cd423a4737ed71f3b54ecf14666bb98a0cbff6a773540c2275
+RUN wget -O jenkins.war https://get.jenkins.io/war-stable/$VERSION/jenkins.war 
+RUN echo "$SHA256_SUM  jenkins.war" | sha256sum -c - || exit 1
+
+
+FROM docker.io/alpine:3.21
+
+RUN adduser -h /app -D -u 2222 jenkins
+RUN apk --no-cache add \
+  openjdk21 \
+  fontconfig \
+  font-dejavu
+
+COPY --from=builder /jenkins.war /app/jenkins.war
+
+USER jenkins
+RUN mkdir /app/config
+
+ENV JENKINS_HOME=/app/config
+ENTRYPOINT ["java", "-jar", "/app/jenkins.war", "--httpPort=8080"]
+
+EXPOSE 8080
+VOLUME ["/app/config"]

README.md

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+[Jenkins](https://www.jenkins.io/) controller.
+
+After the first start, find the generated admin password in the log.
+
+# Volumes
+
+- `/app/config/`
+
+# Ports
+
+- 8080