Publish to Maven Central with signing

.github/workflows/deploy.yml

@@ -1,4 +1,4 @@
-name: Deploy to Negative Games Nexus (Gradle)
+name: Deploy to Maven Central (Gradle)
 
 on:
   push:
@@ -23,38 +23,37 @@ jobs:
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v3
 
-      - name: Configure Gradle / Nexus credentials
+      - name: Import GPG key
+        run: |
+          echo "${{ secrets.GPG_PRIVATE_KEY }}" | gpg --batch --import
+
+      - name: Configure Gradle properties
         run: |
           mkdir -p ~/.gradle
-          cat << 'EOF' > ~/.gradle/gradle.properties
-          nexusUsername=${{ secrets.NEXUS_USERNAME }}
-          nexusPassword=${{ secrets.NEXUS_PASSWORD }}
-          nexusSnapshotsUrl=https://repo.negative.games/repository/maven-snapshots
-          nexusReleasesUrl=https://repo.negative.games/repository/maven-releases
+          cat << EOF > ~/.gradle/gradle.properties
+          mavenCentralUsername=${{ secrets.MAVEN_CENTRAL_USERNAME }}
+          mavenCentralPassword=${{ secrets.MAVEN_CENTRAL_PASSWORD }}
+          signing.gnupg.keyName=${{ secrets.GPG_KEY_ID }}
+          signing.gnupg.passphrase=${{ secrets.GPG_PASSPHRASE }}
           EOF
 
-      # Modify version for release branch (remove -SNAPSHOT)
       - name: Modify version for release
         if: github.ref == 'refs/heads/release'
         run: |
           find . -name "build.gradle" -type f -exec sed -i "s/\(def apiVersion = '[^']*\)-SNAPSHOT'/\1'/" {} +
 
-      # Modify version for snapshot branch (add -SNAPSHOT if not present)
       - name: Modify version for snapshot
         if: github.ref == 'refs/heads/snapshot'
         run: |
           find . -name "build.gradle" -type f -exec sed -i "/-SNAPSHOT'/! s/\(def apiVersion = '[^']*\)'/\1-SNAPSHOT'/" {} +
 
-      # Make gradlew executable
       - name: Make gradlew executable
         run: chmod +x ./gradlew
 
-      # Deploy to RELEASES on release branch
       - name: Build and deploy release
         if: github.ref == 'refs/heads/release'
         run: ./gradlew clean publish -PisRelease=true
 
-      # Deploy to SNAPSHOTS on snapshot branch
       - name: Build and deploy snapshot
         if: github.ref == 'refs/heads/snapshot'
-        run: ./gradlew clean publish -PisRelease=false
+        run: ./gradlew clean publish -PisRelease=false

build.gradle

@@ -1,6 +1,7 @@
 plugins {
     id 'java'
     id 'maven-publish'
+    id 'signing'
 }
 
 repositories {
@@ -14,26 +15,31 @@ dependencies {
 }
 
 subprojects {
-    // Only configure projects that use maven-publish
     plugins.withId('maven-publish') {
         publishing {
             repositories {
                 maven {
-                    name = "nexus"
+                    name = "mavenCentral"
 
-                    def snapshotsUrl = findProperty("nexusSnapshotsUrl") ?: "https://repo.negative.games/repository/maven-snapshots"
-                    def releasesUrl  = findProperty("nexusReleasesUrl")  ?: "https://repo.negative.games/repository/maven-releases"
-
-                    // Controlled via -PisRelease=true|false (or default to snapshots)
                     def isRelease = (findProperty("isRelease") == "true")
-                    url = uri(isRelease ? releasesUrl : snapshotsUrl)
+                    url = uri(isRelease
+                            ? "https://central.sonatype.com/api/v1/publisher/deployments/download/"
+                            : "https://central.sonatype.com/repository/maven-snapshots/"
+                    )
 
                     credentials {
-                        username = findProperty("nexusUsername")
-                        password = findProperty("nexusPassword")
+                        username = findProperty("mavenCentralUsername")
+                        password = findProperty("mavenCentralPassword")
                     }
                 }
             }
         }
+
+        plugins.withId('signing') {
+            signing {
+                useGpgCmd()
+                sign publishing.publications
+            }
+        }
     }
-}
+}

moss-bungeecord/build.gradle

@@ -1,6 +1,7 @@
 plugins {
     id 'java'
     id 'maven-publish'
+    id 'signing'
     id 'com.gradleup.shadow' version '9.2.2'
 }
 
@@ -61,21 +62,33 @@ tasks.shadowJar {
     archiveClassifier.set("")
 }
 
+tasks.register('sourcesJar', Jar) {
+    archiveClassifier.set('sources')
+    from sourceSets.main.allSource
+}
+
+tasks.register('javadocJar', Jar) {
+    archiveClassifier.set('javadoc')
+    from javadoc.destinationDir
+    dependsOn javadoc
+}
+
 publishing {
     publications {
         mavenJava(MavenPublication) {
             artifact(tasks.shadowJar) {
                 builtBy tasks.shadowJar
             }
+            artifact(tasks.sourcesJar)
+            artifact(tasks.javadocJar)
 
-            // Explicit coordinates (optional, defaults to project.group/name/version)
             groupId = "${domain}"
             artifactId = "${id}"
             version = "${apiVersion}"
 
             pom {
                 name = "${id}"
-                description = project.description
+                description = 'Moss Velocity module - A Spring-based Minecraft proxy framework'
                 url = 'https://github.com/negative-games/moss'
 
                 licenses {
@@ -91,7 +104,18 @@ publishing {
                         name = 'Eric'
                     }
                 }
+
+                scm {
+                    url = 'https://github.com/negative-games/moss'
+                    connection = 'scm:git:git://github.com/negative-games/moss.git'
+                    developerConnection = 'scm:git:ssh://github.com/negative-games/moss.git'
+                }
             }
         }
     }
+}
+
+signing {
+    useGpgCmd()
+    sign publishing.publications.mavenJava
 }

moss-paper/build.gradle

@@ -1,9 +1,9 @@
 plugins {
     id 'java'
     id 'maven-publish'
+    id 'signing'
     id 'com.gradleup.shadow' version '9.2.2'
 }
-
 def id = 'moss-paper'
 def domain = 'games.negative.moss'
 def apiVersion = '1.2.1'
@@ -58,21 +58,33 @@ tasks.shadowJar {
     archiveClassifier.set("")
 }
 
+tasks.register('sourcesJar', Jar) {
+    archiveClassifier.set('sources')
+    from sourceSets.main.allSource
+}
+
+tasks.register('javadocJar', Jar) {
+    archiveClassifier.set('javadoc')
+    from javadoc.destinationDir
+    dependsOn javadoc
+}
+
 publishing {
     publications {
         mavenJava(MavenPublication) {
             artifact(tasks.shadowJar) {
                 builtBy tasks.shadowJar
             }
+            artifact(tasks.sourcesJar)
+            artifact(tasks.javadocJar)
 
-            // Explicit coordinates (optional, defaults to project.group/name/version)
             groupId = "${domain}"
             artifactId = "${id}"
             version = "${apiVersion}"
 
             pom {
                 name = "${id}"
-                description = project.description
+                description = 'Moss Velocity module - A Spring-based Minecraft proxy framework'
                 url = 'https://github.com/negative-games/moss'
 
                 licenses {
@@ -88,7 +100,18 @@ publishing {
                         name = 'Eric'
                     }
                 }
+
+                scm {
+                    url = 'https://github.com/negative-games/moss'
+                    connection = 'scm:git:git://github.com/negative-games/moss.git'
+                    developerConnection = 'scm:git:ssh://github.com/negative-games/moss.git'
+                }
             }
         }
     }
+}
+
+signing {
+    useGpgCmd()
+    sign publishing.publications.mavenJava
 }

moss-velocity/build.gradle

@@ -1,6 +1,7 @@
 plugins {
     id 'java'
     id 'maven-publish'
+    id 'signing'
     id 'com.gradleup.shadow' version '9.2.2'
 }
 
@@ -58,21 +59,33 @@ tasks.shadowJar {
     archiveClassifier.set("")
 }
 
+tasks.register('sourcesJar', Jar) {
+    archiveClassifier.set('sources')
+    from sourceSets.main.allSource
+}
+
+tasks.register('javadocJar', Jar) {
+    archiveClassifier.set('javadoc')
+    from javadoc.destinationDir
+    dependsOn javadoc
+}
+
 publishing {
     publications {
         mavenJava(MavenPublication) {
             artifact(tasks.shadowJar) {
                 builtBy tasks.shadowJar
             }
+            artifact(tasks.sourcesJar)
+            artifact(tasks.javadocJar)
 
-            // Explicit coordinates (optional, defaults to project.group/name/version)
             groupId = "${domain}"
             artifactId = "${id}"
             version = "${apiVersion}"
 
             pom {
                 name = "${id}"
-                description = project.description
+                description = 'Moss Velocity module - A Spring-based Minecraft proxy framework'
                 url = 'https://github.com/negative-games/moss'
 
                 licenses {
@@ -88,7 +101,18 @@ publishing {
                         name = 'Eric'
                     }
                 }
+
+                scm {
+                    url = 'https://github.com/negative-games/moss'
+                    connection = 'scm:git:git://github.com/negative-games/moss.git'
+                    developerConnection = 'scm:git:ssh://github.com/negative-games/moss.git'
+                }
             }
         }
     }
+}
+
+signing {
+    useGpgCmd()
+    sign publishing.publications.mavenJava
 }

moss/build.gradle

@@ -1,6 +1,7 @@
 plugins {
     id 'java'
     id 'maven-publish'
+    id 'signing'
 }
 
 def id = 'moss-common'
@@ -38,19 +39,30 @@ tasks.withType(JavaCompile).configureEach {
     }
 }
 
+tasks.register('sourcesJar', Jar) {
+    archiveClassifier.set('sources')
+    from sourceSets.main.allSource
+}
+
+tasks.register('javadocJar', Jar) {
+    archiveClassifier.set('javadoc')
+    from javadoc.destinationDir
+    dependsOn javadoc
+}
+
 publishing {
     publications {
         mavenJava(MavenPublication) {
-            from components.java
+            artifact(tasks.sourcesJar)
+            artifact(tasks.javadocJar)
 
-            // Explicit coordinates (optional, defaults to project.group/name/version)
             groupId = "${domain}"
             artifactId = "${id}"
             version = "${apiVersion}"
 
             pom {
                 name = "${id}"
-                description = project.description
+                description = 'Moss Velocity module - A Spring-based Minecraft proxy framework'
                 url = 'https://github.com/negative-games/moss'
 
                 licenses {
@@ -66,7 +78,18 @@ publishing {
                         name = 'Eric'
                     }
                 }
+
+                scm {
+                    url = 'https://github.com/negative-games/moss'
+                    connection = 'scm:git:git://github.com/negative-games/moss.git'
+                    developerConnection = 'scm:git:ssh://github.com/negative-games/moss.git'
+                }
             }
         }
     }
+}
+
+signing {
+    useGpgCmd()
+    sign publishing.publications.mavenJava
 }