Enable CD (#395)

Author: timja

.github/dependabot.yml

@@ -4,3 +4,7 @@ updates:
     directory: "/"
     schedule:
       interval: "weekly"
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: weekly

.github/release-drafter.yml

@@ -0,0 +1,15 @@
+# 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:
+  maven-cd:
+    uses: jenkins-infra/github-reusable-workflows/.github/workflows/maven-cd.yml@setup # TODO main after https://github.com/jenkins-infra/github-reusable-workflows/pull/1
+    secrets:
+      MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
+      MAVEN_TOKEN: ${{ secrets.MAVEN_TOKEN }}

.github/workflows/cd.yaml

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

.github/workflows/release-drafter.yml

@@ -7,14 +7,13 @@
         <relativePath />
     </parent>
     <artifactId>junit</artifactId>
-    <version>${revision}${changelist}</version>
+    <version>${changelist}</version>
     <packaging>hpi</packaging>
     <name>JUnit Plugin</name>
     <description>Allows JUnit-format test results to be published.</description>
     <url>https://github.com/jenkinsci/${project.artifactId}-plugin</url>
     <properties>
-        <revision>1.53.2</revision>
-        <changelist>-SNAPSHOT</changelist>
+        <changelist>999999-SNAPSHOT</changelist>
         <gitHubRepo>jenkinsci/${project.artifactId}-plugin</gitHubRepo>
         <jenkins.version>2.332.1</jenkins.version>
         <no-test-jar>false</no-test-jar>