Enable CD

.github/dependabot.yml

@@ -0,0 +1,10 @@
+version: 2
+updates:
+- package-ecosystem: maven
+  directory: /
+  schedule:
+    interval: weekly
+- package-ecosystem: github-actions
+  directory: /
+  schedule:
+    interval: weekly

.github/release-drafter.yml

@@ -0,0 +1 @@
+_extends: .github

.github/workflows/cd.yaml

@@ -0,0 +1,59 @@
+# Note: additional setup is required, see https://www.jenkins.io/redirect/continuous-delivery-of-plugins
+
+name: cd
+on:
+  workflow_dispatch:
+  check_run:
+    types:
+      - completed
+
+jobs:
+  validate:
+    runs-on: ubuntu-latest
+    outputs:
+      should_release: ${{ steps.verify-ci-status.outputs.result == 'success' && steps.interesting-categories.outputs.interesting == 'true' }}
+    steps:
+      - name: Verify CI status
+        uses: jenkins-infra/verify-ci-status-action@v1.2.0
+        id: verify-ci-status
+        with:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          output_result: true
+
+      - name: Release Drafter
+        uses: release-drafter/release-drafter@v5
+        if: steps.verify-ci-status.outputs.result == 'success'
+        with:
+          name: next
+          tag: next
+          version: next
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Check interesting categories
+        uses: jenkins-infra/interesting-category-action@v1.0.0
+        id: interesting-categories
+        if: steps.verify-ci-status.outputs.result == 'success'
+        with:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+  release:
+    runs-on: ubuntu-latest
+    needs: [validate]
+    if: needs.validate.outputs.should_release == 'true'
+    steps:
+    - name: Check out
+      uses: actions/checkout@v2.3.4
+      with:
+        fetch-depth: 0
+    - name: Set up JDK 8
+      uses: actions/setup-java@v2
+      with:
+        distribution: 'adopt'
+        java-version: 8
+    - name: Release
+      uses: jenkins-infra/jenkins-maven-cd-action@v1.1.0
+      with:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
+        MAVEN_TOKEN: ${{ secrets.MAVEN_TOKEN }}

.mvn/extensions.xml

@@ -0,0 +1,7 @@
+<extensions xmlns="http://maven.apache.org/EXTENSIONS/1.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/EXTENSIONS/1.0.0 http://maven.apache.org/xsd/core-extensions-1.0.0.xsd">
+  <extension>
+    <groupId>io.jenkins.tools.incrementals</groupId>
+    <artifactId>git-changelist-maven-extension</artifactId>
+    <version>1.3</version>
+  </extension>
+</extensions>

.mvn/maven.config

@@ -0,0 +1,3 @@
+-Pconsume-incrementals
+-Pmight-produce-incrementals
+-Dchangelist.format=%d.v%s

pom.xml

@@ -8,20 +8,23 @@
   </parent>
 
   <artifactId>external-monitor-job</artifactId>
-  <version>1.8-SNAPSHOT</version>
+  <version>${changelist}</version>
   <packaging>hpi</packaging>
   <name>External Monitor Job Type Plugin</name>
   <description>Adds the ability to monitor the result of externally executed jobs</description>
 
   <url>https://github.com/jenkinsci/external-monitor-job-plugin</url>
 
   <scm>
-    <connection>scm:git:git://github.com/jenkinsci/${project.artifactId}-plugin.git</connection>
-    <developerConnection>scm:git:git@github.com:jenkinsci/${project.artifactId}-plugin.git</developerConnection>
-    <tag>HEAD</tag>
+    <connection>scm:git:git://github.com/${gitHubRepo}.git</connection>
+    <developerConnection>scm:git:git@github.com:${gitHubRepo}.git</developerConnection>
+    <url>https://github.com/${gitHubRepo}</url>
+    <tag>${scmTag}</tag>
   </scm>
 
   <properties>
+    <changelist>999999-SNAPSHOT</changelist>
+    <gitHubRepo>jenkinsci/external-monitor-job-plugin</gitHubRepo>
     <jenkins.version>2.204.6</jenkins.version>
     <java.level>8</java.level>
   </properties>
@@ -33,19 +36,19 @@
     </repository>
   </repositories>
 
-  <licenses>
-    <license>
-      <name>The MIT license</name>
-      <url>http://www.opensource.org/licenses/mit-license.php</url>
-      <distribution>repo</distribution>
-    </license>
-  </licenses>
-
   <pluginRepositories>
     <pluginRepository>
       <id>repo.jenkins-ci.org</id>
       <url>https://repo.jenkins-ci.org/public/</url>
     </pluginRepository>
   </pluginRepositories>
+
+  <licenses>
+    <license>
+      <name>The MIT license</name>
+      <url>https://opensource.org/licenses/MIT</url>
+      <distribution>repo</distribution>
+    </license>
+  </licenses>
 </project>