Enable CD

.github/dependabot.yml

@@ -0,0 +1,12 @@
+# https://help.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+  - package-ecosystem: "maven"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/release-drafter.yml

@@ -1,2 +1 @@
 _extends: .github
-tag-template: matrix-project-$NEXT_MINOR_VERSION

.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@v1.2.0
+      with:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
+        MAVEN_TOKEN: ${{ secrets.MAVEN_TOKEN }}

.mvn/extensions.xml

@@ -2,6 +2,6 @@
   <extension>
     <groupId>io.jenkins.tools.incrementals</groupId>
     <artifactId>git-changelist-maven-extension</artifactId>
-    <version>1.2</version>
+    <version>1.3</version>
   </extension>
 </extensions>

.mvn/maven.config

@@ -1,2 +1,3 @@
 -Pconsume-incrementals
 -Pmight-produce-incrementals
+-Dchangelist.format=%d.v%s

pom.xml

@@ -7,14 +7,13 @@
         <relativePath />
     </parent>
     <artifactId>matrix-project</artifactId>
-    <version>${revision}${changelist}</version>
+    <version>${changelist}</version>
     <packaging>hpi</packaging>
     <name>Matrix Project Plugin</name>
     <description>Multi-configuration (matrix) project type.</description>
     <url>https://github.com/jenkinsci/matrix-project-plugin</url>
     <properties>
-      <revision>1.21</revision>
-      <changelist>-SNAPSHOT</changelist>
+      <changelist>999999-SNAPSHOT</changelist>
       <gitHubRepo>jenkinsci/matrix-project-plugin</gitHubRepo>
       <jenkins.version>2.282</jenkins.version>
       <java.level>8</java.level>