pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
                      http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>io.cloudstate.samples.chat</groupId>
    <artifactId>cloudstate-samples-chat</artifactId>
    <version>1.0-SNAPSHOT</version>

    <packaging>pom</packaging>

    <modules>
        <module>presence</module>
        <module>friends</module>
    </modules>

    <build>
        <extensions>
            <extension>
                <groupId>kr.motd.maven</groupId>
                <artifactId>os-maven-plugin</artifactId>
                <version>1.6.0</version>
            </extension>
        </extensions>
        <pluginManagement>
            <plugins>
                <plugin>
                    <groupId>org.apache.maven.plugins</groupId>
                    <artifactId>maven-compiler-plugin</artifactId>
                    <configuration>
                        <source>1.8</source>
                        <target>1.8</target>
                    </configuration>
                </plugin>
                <plugin>
                    <groupId>org.xolstice.maven.plugins</groupId>
                    <artifactId>protobuf-maven-plugin</artifactId>
                    <version>0.6.1</version>
                    <configuration>
                        <protocArtifact>com.google.protobuf:protoc:3.9.1:exe:${os.detected.classifier}</protocArtifact>
                    </configuration>
                    <executions>
                        <execution>
                            <goals>
                                <goal>compile</goal>
                            </goals>
                        </execution>
                    </executions>
                </plugin>
                <plugin>
                    <groupId>io.fabric8</groupId>
                    <artifactId>docker-maven-plugin</artifactId>
                    <version>0.26.1</version>
                    <configuration>
                        <images>
                            <image>
                                <build>
                                    <from>adoptopenjdk/openjdk8</from>
                                    <tags>
                                        <tag>latest</tag>
                                    </tags>
                                    <assembly>
                                        <descriptorRef>artifact-with-dependencies</descriptorRef>
                                    </assembly>
                                </build>
                            </image>
                        </images>
                    </configuration>
                    <executions>
                        <execution>
                            <id>build-docker-image</id>
                            <phase>package</phase>
                            <goals>
                                <goal>build</goal>
                            </goals>
                        </execution>
                    </executions>
                </plugin>
            </plugins>
        </pluginManagement>

        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
            </plugin>
            <plugin>
                <groupId>io.fabric8</groupId>
                <artifactId>docker-maven-plugin</artifactId>
                <configuration>
                    <skip>true</skip>
                </configuration>
            </plugin>
            <plugin>
                <groupId>pl.project13.maven</groupId>
                <artifactId>git-commit-id-plugin</artifactId>
                <version>2.2.6</version>
                <executions>
                    <execution>
                        <phase>validate</phase>
                        <goals>
                            <goal>revision</goal>
                        </goals>
                    </execution>
                </executions>
                <configuration>
                    <dateFormat>yyyyMMdd-HHmmss</dateFormat>
                    <dotGitDirectory>${project.basedir}/.git</dotGitDirectory>
                    <generateGitPropertiesFile>false</generateGitPropertiesFile>
                </configuration>
            </plugin>
        </plugins>
    </build>

    <dependencyManagement>
        <dependencies>
            <dependency>
                <groupId>io.cloudstate</groupId>
                <artifactId>cloudstate-java-support</artifactId>
                <version>${cloudstate.version}</version>
            </dependency>
        </dependencies>
    </dependencyManagement>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <cloudstate.version>0.4.3</cloudstate.version>
    </properties>
</project>