Get publishing to maven central working again

.gitignore

@@ -3,3 +3,5 @@ rstaui_*.zip
 .gradle
 build
 out/
+.vscode/
+

RSTAUI/build.gradle

@@ -9,8 +9,8 @@ base {
 }
 
 dependencies {
-    api 'com.fifesoft:rsyntaxtextarea:3.5.4'
-    api 'com.fifesoft:autocomplete:3.3.2'
+    api 'com.fifesoft:rsyntaxtextarea:3.6.1'
+    api 'com.fifesoft:autocomplete:3.3.3'
     testImplementation platform('org.junit:junit-bom:5.12.1')
     testImplementation 'org.junit.jupiter:junit-jupiter'
     testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
@@ -44,18 +44,6 @@ jar {
 }
 
 publishing {
-    repositories {
-        maven {
-            def releasesRepoUrl = 'https://oss.sonatype.org/service/local/staging/deploy/maven2/'
-            def snapshotsRepoUrl = 'https://oss.sonatype.org/content/repositories/snapshots/'
-            url = isReleaseVersion ? releasesRepoUrl : snapshotsRepoUrl
-            credentials { // Credentials usually kept in user's .gradle/gradle.properties
-                // We must defensively check for these properties so Travis CI build works
-                username = project.hasProperty('ossrhUsername') ? ossrhUsername : 'unknown'
-                password = project.hasProperty('ossrhPassword') ? ossrhPassword : 'unknown'
-            }
-        }
-    }
     publications {
         maven(MavenPublication) {
 

build.gradle

@@ -1,5 +1,6 @@
 plugins {
     id 'com.github.spotbugs' version '6.1.7'
+    id 'io.github.gradle-nexus.publish-plugin' version '2.0.0'
 }
 
 // We require building with JDK 17 or later. Built artifact compatibility
@@ -75,3 +76,15 @@ subprojects {
         options.compilerArgs << '-Xlint:deprecation' << '-Xlint:unchecked'
     }
 }
+
+nexusPublishing {
+    repositories {
+        sonatype {
+            nexusUrl.set(uri("https://ossrh-staging-api.central.sonatype.com/service/local/"))
+            snapshotRepositoryUrl.set(uri("https://central.sonatype.com/repository/maven-snapshots/"))
+            // We must defensively check for these properties so CI builds work
+            username.set(project.hasProperty('sonatypeUsername') ? sonatypeUsername : 'unknown')
+            password.set(project.hasProperty('sonatypePassword') ? sonatypePassword : 'unknown')
+        }
+    }
+}

settings.gradle

@@ -1,3 +1,9 @@
+pluginManagement {
+    repositories {
+        gradlePluginPortal()
+    }
+}
+
 rootProject.name = 'RSTAUI'
 
 include 'RSTAUI', 'RSTAUIDemo'