Create JAR output and save as artifact in CI.

.gitlab-ci.yml

@@ -17,4 +17,12 @@ build:
 test:
   stage: test
   script:
-    - mvn test
\ No newline at end of file
+    - mvn test
+    
+install:
+  stage: deploy
+  script:
+    - mvn install
+  artifacts:
+    paths:
+      - target/*.jar

pom.xml

@@ -12,6 +12,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <junit.version>5.7.1</junit.version>
+        <maven-jar-plugin.version>3.2.0</maven-jar-plugin.version>
     </properties>
 
     <dependencies>
@@ -97,6 +98,19 @@
                     </argLine>
                 </configuration>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jar-plugin</artifactId>
+                <version>${maven-jar-plugin.version}</version>
+                <configuration>
+                    <archive>
+                        <manifest>
+                            <addClasspath>true</addClasspath>
+                            <mainClass>bitsplease.mummymayhem.MainWindow</mainClass>
+                        </manifest>
+                    </archive>
+                </configuration>
+            </plugin>
         </plugins>
     </build>
 </project>
\ No newline at end of file