Refresh plugin metadata

.github/CODEOWNERS

@@ -0,0 +1 @@
+* @jenkinsci/gitlab-oauth-plugin-developers

.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: "daily"
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"

.github/release-drafter.yml

@@ -0,0 +1,3 @@
+# https://github.com/jenkinsci/.github/blob/master/.github/release-drafter.adoc
+_extends: .github
+tag-template: gitlab-oauth-$NEXT_MINOR_VERSION

.github/workflows/release-drafter.yml

@@ -0,0 +1,16 @@
+# Automates creation of Release Drafts using Release Drafter
+# More Info: https://github.com/jenkinsci/.github/blob/master/.github/release-drafter.adoc
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  update_release_draft:
+    runs-on: ubuntu-latest
+    steps:
+      # Drafts your next Release notes as Pull Requests are merged into "master"
+      - uses: release-drafter/release-drafter@v5.13.0
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_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>1.2</version>
+  </extension>
+</extensions>

.mvn/maven.config

@@ -0,0 +1,2 @@
+-Pconsume-incrementals
+-Pmight-produce-incrementals

Jenkinsfile

@@ -1,3 +1,15 @@
-#!groovy
-//from global library https://github.com/jenkins-infra/pipeline-library
-buildPlugin()
+/*
+ * See the documentation for more options:
+ * https://github.com/jenkins-infra/pipeline-library/
+ */
+buildPlugin(useContainerAgent: true, configurations: [
+  // Test the long-term support end of the compatibility spectrum (i.e., the minimum required
+  // Jenkins version).
+  [ platform: 'linux', jdk: '8', jenkins: null ],
+
+  // Test the common case (i.e., a recent LTS release).
+  [ platform: 'linux', jdk: '8', jenkins: '2.303.1' ],
+
+  // Test the bleeding edge of the compatibility spectrum (i.e., the latest supported Java runtime).
+  [ platform: 'linux', jdk: '11', jenkins: '2.303.1' ],
+])

pom.xml

@@ -4,30 +4,28 @@
     <parent>
         <groupId>org.jenkins-ci.plugins</groupId>
         <artifactId>plugin</artifactId>
-        <version>3.2</version>
+        <version>4.25</version>
         <relativePath />
     </parent>
     <artifactId>gitlab-oauth</artifactId>
-    <version>1.12-SNAPSHOT</version>
+    <version>${revision}${changelist}</version>
     <packaging>hpi</packaging>
     <properties>
-        <jenkins.version>2.89.2</jenkins.version>
+        <revision>1.12</revision>
+        <changelist>-SNAPSHOT</changelist>
+        <jenkins.version>2.222.4</jenkins.version>
         <java.level>8</java.level>
-	<!--        
-	<jersey.version>2.26</jersey.version>
-        <jackson.version>2.9.1</jackson.version>
-        -->
+        <gitHubRepo>jenkinsci/${project.artifactId}-plugin</gitHubRepo>
 	<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     </properties>
     <name>Gitlab Authentication plugin</name>
     <description>A Jenkins authentication plugin that delegates to gitlab.  We also implement an Authorization Strategy that users the acquired OAuth token to interact with the Gitlab API to determine a users level of access to Jenkins.</description>
-    <url>https://github.com/jenkinsci/gitlab-oauth-plugin/blob/master/docs/README.md</url>
-    <!-- The default licence for Jenkins OSS Plugins is MIT. Substitute for the applicable one if needed. -->
+    <url>https://github.com/jenkinsci/${project.artifactId}-plugin</url>
     <licenses>
         <license>
             <name>MIT License</name>
-            <url>http://opensource.org/licenses/MIT</url>
+            <url>https://opensource.org/licenses/MIT</url>
         </license>
     </licenses>
 
@@ -45,11 +43,11 @@
     </developers>
 
     <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>
-        <url>https://github.com/jenkinsci/${project.artifactId}-plugin</url>
-      <tag>HEAD</tag>
-  </scm>
+        <connection>scm:git:git://github.com/${gitHubRepo}.git</connection>
+        <developerConnection>scm:git:git@github.com:${gitHubRepo}.git</developerConnection>
+        <url>https://github.com/${gitHubRepo}</url>
+        <tag>${scmTag}</tag>
+    </scm>
 
 
     <repositories>
@@ -66,33 +64,54 @@
     </pluginRepositories>
     <dependencyManagement>
         <dependencies>
+            <dependency>
+                <groupId>io.jenkins.tools.bom</groupId>
+                <artifactId>bom-2.222.x</artifactId>
+                <version>887.vae9c8ac09ff7</version>
+                <scope>import</scope>
+                <type>pom</type>
+            </dependency>
             <dependency>
                 <groupId>org.slf4j</groupId>
                 <artifactId>slf4j-api</artifactId>
-                <version>1.7.30</version>
+                <version>1.8.0-beta2</version>
             </dependency>
         </dependencies>
     </dependencyManagement>
     <dependencies>
         <dependency>
             <groupId>org.jenkins-ci.plugins</groupId>
             <artifactId>mailer</artifactId>
-            <version>1.20</version>
         </dependency>
         <dependency>
             <groupId>org.gitlab</groupId>
             <artifactId>java-gitlab-api</artifactId>
             <version>4.1.1</version>
-        </dependency>
-	<dependency>
-            <groupId>org.jenkins-ci</groupId>
-            <artifactId>annotation-indexer</artifactId>
-            <version>1.12</version>
+            <exclusions>
+                <!--
+                    Rely on the Jackson 2 API plugin for Jackson.
+                -->
+                <exclusion>
+                    <groupId>com.fasterxml.jackson.core</groupId>
+                    <artifactId>jackson-core</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>com.fasterxml.jackson.core</groupId>
+                    <artifactId>jackson-databind</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>com.fasterxml.jackson.datatype</groupId>
+                    <artifactId>jackson-datatype-jsr310</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>org.jenkins-ci.plugins</groupId>
             <artifactId>git</artifactId>
-            <version>3.6.4</version>
+        </dependency>
+        <dependency>
+            <groupId>org.jenkins-ci.plugins</groupId>
+            <artifactId>jackson2-api</artifactId>
         </dependency>
     </dependencies>
 </project>