Update publishing to central portal

Author: Barry-Zou

.github/workflows/ci.yml

@@ -38,6 +38,7 @@ jobs:
         run: ./gradlew test
         env:
           TEST_SQUARE_TOKEN: ${{ secrets.TEST_SQUARE_TOKEN }}
+
   publish:
     needs: [ compile ]
     if: github.event_name == 'push' && contains(github.ref, 'refs/tags/')
@@ -54,10 +55,10 @@ jobs:
           java-version: "11"
           architecture: x64
 
-      - name: Publish to maven
-        run: |
-          ./gradlew publish
+      - name: Publish to Maven Central
+        run: ./gradlew publish --stacktrace
         env:
-          MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
-          MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}
-          MAVEN_PUBLISH_REGISTRY_URL: "https://s01.oss.sonatype.org/content/repositories/releases/"
+          ORG_GRADLE_PROJECT_mavenCentralUsername: ${{ secrets.SONATYPE_CENTRAL_USERNAME }}
+          ORG_GRADLE_PROJECT_mavenCentralPassword: ${{ secrets.SONATYPE_CENTRAL_PASSWORD }}
+          ORG_GRADLE_PROJECT_signingInMemoryKey: ${{ secrets.GPG_SECRET_KEY }}
+          ORG_GRADLE_PROJECT_signingInMemoryKeyPassword: ${{ secrets.GPG_SECRET_PASSPHRASE }}

build.gradle

@@ -1,14 +1,11 @@
 plugins {
     id 'java-library'
-    id 'maven-publish'
     id 'com.diffplug.spotless' version '6.11.0'
+    id 'com.vanniktech.maven.publish' version '0.27.0'
 }
 
 repositories {
     mavenCentral()
-    maven {
-        url 'https://s01.oss.sonatype.org/content/repositories/releases/'
-    }
 }
 
 dependencies {
@@ -20,7 +17,6 @@ dependencies {
     testImplementation 'org.junit.jupiter:junit-jupiter-engine:5.8.2'
 }
 
-
 sourceCompatibility = 1.8
 targetCompatibility = 1.8
 
@@ -35,15 +31,7 @@ spotless {
     }
 }
 
-
-java {
-    withSourcesJar()
-    withJavadocJar()
-}
-
-
 group = 'com.squareup'
-
 version = '45.0.0.20250618'
 
 jar {
@@ -66,35 +54,48 @@ test {
     }
 }
 
-publishing {
-    publications {
-        maven(MavenPublication) {
-            groupId = 'com.squareup'
-            artifactId = 'square'
-            version = '45.0.0.20250618'
-            from components.java
-            pom {
-                licenses {
-                    license {
-                        name = 'MIT'
-                    }
-                }
-                scm {
-                    connection = 'scm:git:git://github.com/square/square-java-sdk.git'
-                    developerConnection = 'scm:git:git://github.com/square/square-java-sdk.git'
-                    url = 'https://github.com/square/square-java-sdk'
-                }
+// Configure maven publishing for Central Portal
+mavenPublishing {
+    publishToMavenCentral()
+    signAllPublications()
+    
+    coordinates("com.squareup", "square", "$version")
+
+    pom {
+        name = "Square Java SDK"
+        description = "Official Square Java SDK"
+        inceptionYear = "2019"
+        url = "https://github.com/square/square-java-sdk"
+        
+        licenses {
+            license {
+                name = "MIT License"
+                url = "https://opensource.org/licenses/MIT"
+                distribution = "repo"
             }
         }
-    }
-    repositories {
-        maven {
-            url "$System.env.MAVEN_PUBLISH_REGISTRY_URL"
-            credentials {
-                username "$System.env.MAVEN_USERNAME"
-                password "$System.env.MAVEN_PASSWORD"
+        
+        developers {
+            developer {
+                id = "square"
+                name = "Square"
+                url = "https://github.com/square"
             }
         }
+        
+        scm {
+            url = "https://github.com/square/square-java-sdk"
+            connection = "scm:git:git://github.com/square/square-java-sdk.git"
+            developerConnection = "scm:git:ssh://[email protected]/square/square-java-sdk.git"
+        }
     }
 }
 
+java {
+    withSourcesJar()
+    withJavadocJar()
+    
+    toolchain {
+        languageVersion = JavaLanguageVersion.of(8)
+    }
+}