chore: add dockerFile (#2)

Dockerfile

@@ -0,0 +1,30 @@
+#
+# Build
+#
+FROM maven:3.9.6-amazoncorretto-17-al2023@sha256:459be099faa25a32c06cd45ed1ef2bc9dbbf8a5414da4e72349459a1bb4d6166 AS buildtime
+
+WORKDIR /build
+COPY . .
+
+RUN mvn clean package -DskipTests
+
+#
+# Docker RUNTIME
+#
+FROM amazoncorretto:17-alpine3.20@sha256:1b1d0653d890ff313a1f7afadd1fd81f5ea742c9c48670d483b1bbccef98bb8b AS runtime
+
+RUN apk --no-cache add shadow
+RUN useradd --uid 10000 runner
+
+VOLUME /tmp
+WORKDIR /app
+
+COPY --from=buildtime /build/target/*.jar /app/app.jar
+# The agent is enabled at runtime via JAVA_TOOL_OPTIONS.
+ADD https://github.com/microsoft/ApplicationInsights-Java/releases/download/3.6.1/applicationinsights-agent-3.6.1.jar /app/applicationinsights-agent.jar
+
+RUN chown -R runner:runner /app
+
+USER 10000
+
+ENTRYPOINT ["java","-jar","/app/app.jar"]