Add .gitlab-ci.yml

.gitlab-ci.yml

+image: registry.felinewith.me/dockerhelper/maven:master
+
+variables:
+  # This will supress any download for dependencies and plugins or upload messages which would clutter the console log.
+  # `showDateTime` will show the passed time in milliseconds. You need to specify `--batch-mode` to make this work.
+  MAVEN_OPTS: "-Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=WARN -Dorg.slf4j.simpleLogger.showDateTime=true -Djava.awt.headless=true"
+  # As of Maven 3.3.0 instead of this you may define these options in `.mvn/maven.config` so the same config is used
+  # when running from the command line.
+  # `installAtEnd` and `deployAtEnd`are only effective with recent version of the corresponding plugins.
+  MAVEN_CLI_OPTS: "--batch-mode --errors --show-version"
+
+stages:
+ - compile
+ - deploy
+
+compile:
+  stage: compile
+  script:
+    - mvn -Dgit-rev="`git describe`" $MAVEN_CLI_OPTS compile test package install deploy
+  only:
+    - master
+
+pages:
+  stage: deploy
+  script:
+    - mvn -Dgit-rev="`git describe`" $MAVEN_CLI_OPTS test
+    - mvn versions:set -DprocessDependencies=false -DnewVersion=`git describe`-$CI_COMMIT_REF_NAME
+    - mvn -Dgit-rev="`git describe`" $MAVEN_CLI_OPTS site
+    - mvn -Dgit-rev="`git describe`" $MAVEN_CLI_OPTS site:stage
+    - mv target/staging public
+  artifacts:
+    paths:
+    - public
+  only:
+    - master
+
+test:
+  stage: compile
+  script:
+    - mvn -Dgit-rev="`git describe`" $MAVEN_CLI_OPTS compile test
+  only:
+    - branches
+  except:
+    - master
+
+release:
+  stage: compile
+  script:
+    - mvn versions:set -DnewVersion=`git describe`
+    - mvn versions:commit
+    - find * -name pom.xml -exec git add {} \;
+    - mvn -Dgit-rev="`git describe`" $MAVEN_CLI_OPTS compile package install deploy
+  only:
+    - /([.0-9]+)-RELEASE/