Koyeb deploy

Dockerfile.koyeb

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+# Start with a base image containing Maven
+FROM maven:3.8.3-openjdk-17-slim AS build
+
+# Set the working directory in the container
+WORKDIR /app
+
+# Copy the project source
+COPY . .
+
+# Build the project
+RUN mvn clean package
+
+# Use Red Hat's OpenJDK 17 as base image
+FROM registry.access.redhat.com/ubi8/openjdk-17:1.14
+
+# Set environment variables
+ENV LANG='en_US.UTF-8' LANGUAGE='en_US:en'
+
+# We make four distinct layers so if there are application changes the library layers can be re-used
+COPY --from=build --chown=185 /app/target/quarkus-app/lib/ /deployments/lib/
+COPY --from=build --chown=185 /app/target/quarkus-app/*.jar /deployments/
+COPY --from=build --chown=185 /app/target/quarkus-app/app/ /deployments/app/
+COPY --from=build --chown=185 /app/target/quarkus-app/quarkus/ /deployments/quarkus/
+
+# Expose port
+EXPOSE 8081
+
+# Set user
+USER 185
+
+# Additional environment variables
+ENV AB_JOLOKIA_OFF=""
+ENV JAVA_OPTS="-Dquarkus.http.host=0.0.0.0 -Djava.util.logging.manager=org.jboss.logmanager.LogManager"
+ENV JAVA_APP_JAR="/deployments/quarkus-run.jar"