Publish releases via GHA

.github/workflows/publish_release.yml

@@ -0,0 +1,33 @@
+name: Compile and publish release
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up JDK 1.8
+      uses: actions/setup-java@v1
+      with:
+        java-version: 1.8
+    - name: Grant execute permission for gradlew
+      run: chmod +x gradlew
+    - name: Build and test
+      run: ./gradlew clean ashley:test
+    - name: Import GPG key
+      id: import_gpg
+      uses: crazy-max/ghaction-import-gpg@v3
+      with:
+        gpg-private-key: ${{ secrets.GPG_PRIVATE_KEY }}
+        passphrase: ${{ secrets.GPG_PASSPHRASE }}
+    - name: Release build deploy
+      env:
+        NEXUS_USERNAME: ${{ secrets.NEXUS_USERNAME }}
+        NEXUS_PASSWORD: ${{ secrets.NEXUS_PASSWORD }}
+      run:
+        ./gradlew clean uploadArchives -PRELEASE=true -Psigning.gnupg.keyId=${{ secrets.GPG_KEYID }} -Psigning.gnupg.passphrase=${{ secrets.GPG_PASSPHRASE }} -Psigning.gnupg.keyName=${{ secrets.GPG_KEYID }}

publish.gradle

@@ -14,7 +14,7 @@ def sonatypeRepositoryUrl
 //set build variables based on build type (release, continuous integration, development)
 if(hasProperty("RELEASE")) {
     isReleaseBuild = true
-    sonatypeRepositoryUrl = "https://oss.sonatype.org/service/local/staging/deploy/maven2/"                             
+    sonatypeRepositoryUrl = "https://oss.sonatype.org/service/local/staging/deploy/maven2/"
     println "Performing release build"
 } else if (hasProperty("SNAPSHOT")) {
     isCiBuild = true
@@ -56,6 +56,7 @@ artifacts {
 
 if(isReleaseBuild) {
     signing {
+        useGpgCmd()
         sign configurations.archives
     }
 } else {