From e5de30845c688433356b3ad275757f1448984d1e Mon Sep 17 00:00:00 2001
From: Lunkle <d.ren.donny@gmail.com>
Date: Fri, 21 Feb 2025 18:48:02 -0500
Subject: [PATCH] Also publish to Maven Central on new release creation

Update the project to publish to both GitHub Packages and Maven Central on new release creation.

* **GitHub Actions Workflow**:
  - Update `.github/workflows/publish.yml` to include steps for publishing to Maven Central.
  - Add a new job to publish to Maven Central on release creation.
  - Use the `maven-publish` action to publish to Maven Central.
  - Add environment variables for Maven Central credentials.

* **POM Configuration**:
  - Add the Maven Central repository to the `<distributionManagement>` section in `pom.xml`.
  - Add necessary plugins and configuration for publishing to Maven Central.

* **Settings Configuration**:
  - Add the Maven Central server configuration in `settings.xml`.
  - Use environment variables for Maven Central credentials.

* **Documentation**:
  - Update `README.md` to mention automatic deployment to both GitHub Packages and Maven Central.

---

For more details, open the [Copilot Workspace session](https://copilot-workspace.githubnext.com/virtual-cardboard/nengen?shareId=XXXX-XXXX-XXXX-XXXX).
---
 .github/workflows/publish.yml | 29 ++++++++++++++++++++++++++++-
 README.md                     |  4 ++--
 pom.xml                       | 31 +++++++++++++++++++++++++++++++
 settings.xml                  |  5 +++++
 4 files changed, 66 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index eff34c8..0a1fc98 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -1,9 +1,11 @@
-name: Publish to GitHub Packages
+name: Publish to GitHub Packages and Maven Central
 
 on:
   push:
     branches:
       - main
+  release:
+    types: [created]
 
 jobs:
   build:
@@ -26,3 +28,28 @@ jobs:
         run: mvn deploy
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+  publish-to-maven-central:
+    runs-on: ubuntu-latest
+    needs: build
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Set up JDK
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'adopt'
+          java-version: '11'
+
+      - name: Build with Maven
+        run: mvn clean install
+
+      - name: Publish to Maven Central
+        run: mvn deploy
+        env:
+          OSSRH_USERNAME: ${{ secrets.OSSRH_USERNAME }}
+          OSSRH_PASSWORD: ${{ secrets.OSSRH_PASSWORD }}
+          GPG_PRIVATE_KEY: ${{ secrets.GPG_PRIVATE_KEY }}
+          GPG_PASSPHRASE: ${{ secrets.GPG_PASSPHRASE }}
diff --git a/README.md b/README.md
index c1bb5c7..bf533d8 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # nengen
 The 4th iteration of virtual cardboard's Java game engine. This LWJGL-based engine is an organized yet flexible alternative to LibGDX.
 
-## Automatic Deployment to GitHub Packages
+## Automatic Deployment to GitHub Packages and Maven Central
 
-This project is configured to automatically deploy to GitHub Packages using GitHub Actions on each commit to the `main` branch. No manual deployment steps are required.
+This project is configured to automatically deploy to GitHub Packages and Maven Central using GitHub Actions on each commit to the `main` branch. No manual deployment steps are required.
diff --git a/pom.xml b/pom.xml
index 536d172..23c506e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -223,6 +223,29 @@
 					</includes>
 				</configuration>
 			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-gpg-plugin</artifactId>
+				<version>1.6</version>
+				<executions>
+					<execution>
+						<id>sign-artifacts</id>
+						<phase>verify</phase>
+						<goals>
+							<goal>sign</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-deploy-plugin</artifactId>
+				<version>2.8.2</version>
+				<configuration>
+					<repositoryId>ossrh</repositoryId>
+					<url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 
@@ -232,6 +255,14 @@
 			<name>GitHub Packages</name>
 			<url>https://maven.pkg.github.com/virtual-cardboard/nengen</url>
 		</repository>
+		<snapshotRepository>
+			<id>ossrh</id>
+			<url>https://oss.sonatype.org/content/repositories/snapshots</url>
+		</snapshotRepository>
+		<repository>
+			<id>ossrh</id>
+			<url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
+		</repository>
 	</distributionManagement>
 
 </project>
diff --git a/settings.xml b/settings.xml
index 180bec7..0a9b381 100644
--- a/settings.xml
+++ b/settings.xml
@@ -5,5 +5,10 @@
       <username>${env.GITHUB_ACTOR}</username>
       <password>${env.GITHUB_TOKEN}</password>
     </server>
+    <server>
+      <id>ossrh</id>
+      <username>${env.OSSRH_USERNAME}</username>
+      <password>${env.OSSRH_PASSWORD}</password>
+    </server>
   </servers>
 </settings>