Remove deprecated nexus-staging plugin [ci fast]

Signed-off-by: Paolo Di Tommaso <paolo.ditommaso@gmail.com>

Author: pditommaso

build.gradle

@@ -15,7 +15,6 @@
  */
 
 plugins {
-    id "io.codearte.nexus-staging" version "0.30.0"
     id 'java'
     id 'idea'
 }
@@ -268,8 +267,8 @@ task exportClasspath {
     }
 }
 
-ext.nexusUsername = project.findProperty('nexusUsername')
-ext.nexusPassword = project.findProperty('nexusPassword')
+ext.nexusUsername = project.findProperty('nexusUsername') ?: System.getenv('AWS_ACCESS_KEY_ID')
+ext.nexusPassword = project.findProperty('nexusPassword') ?: System.getenv('AWS_SECRET_ACCESS_KEY')
 ext.nexusFullName = project.findProperty('nexusFullName')
 ext.nexusEmail = project.findProperty('nexusEmail')
 
@@ -347,8 +346,8 @@ configure(coreProjects) {
         repositories {
             maven {
                 // change URLs to point to your repos, e.g. http://my.org/repo
-                def releasesRepoUrl = "https://oss.sonatype.org/service/local/staging/deploy/maven2/"
-                def snapshotsRepoUrl = "https://oss.sonatype.org/content/repositories/snapshots/"
+                def releasesRepoUrl = "s3://maven.seqera.io/releases/"
+                def snapshotsRepoUrl = "s3://maven.seqera.io/snapshots/"
                 url = version.endsWith('SNAPSHOT') ? snapshotsRepoUrl : releasesRepoUrl
                 credentials(PasswordCredentials) {
                     username nexusUsername
@@ -393,17 +392,6 @@ task upload {
     dependsOn coreProjects.publish
 }
 
-/*
- * Configure Nextflow staging plugin -- https://github.com/Codearte/gradle-nexus-staging-plugin
- * It adds the tasks
- * - closeRepository
- * - releaseRepository
- * - closeAndReleaseRepository
- */
-nexusStaging {
-    packageGroup = 'io.nextflow'
-    delayBetweenRetriesInMillis = 10_000
-}
 
 if( System.env.BUILD_PACK ) {
     apply from: 'packing.gradle'