github: Add release publishing workflow

2 files changed, 38 insertions, 13 deletions

diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
new file mode 100644
index 0000000..976c3d4
--- /dev/null
+++ b/.github/workflows/publish.yml
@@ -0,0 +1,32 @@
+name: Publish release
+
+on:
+  release:
+    types: [released]
+
+jobs:
+  publish:
+    name: Build and publish
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v2
+
+      - name: Set up Java
+        uses: actions/setup-java@v2
+        with:
+          distribution: adopt
+          java-version: 11
+
+      - name: Build code
+        run: ./gradlew assemble
+
+      - name: Publish to Maven Central
+        run: ./gradlew publishAllPublicationsToSonatypeRepository --max-workers 1 closeAndReleaseSonatypeStagingRepository
+        env:
+          OSSRH_USERNAME: ${{ secrets.OSSRH_USERNAME }}
+          OSSRH_PASSWORD: ${{ secrets.OSSRH_PASSWORD }}
+          SIGNING_KEY_ID: ${{ secrets.SIGNING_KEY_ID }}
+          SIGNING_PASSWORD: ${{ secrets.SIGNING_PASSWORD }}
+          SIGNING_KEY: ${{ secrets.SIGNING_KEY }}
+          SONATYPE_STAGING_PROFILE_ID: ${{ secrets.SONATYPE_STAGING_PROFILE_ID }}
diff --git a/build.gradle.kts b/build.gradle.kts
index 236ee1c..70a63d9 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -65,13 +65,6 @@ val javadocJar: TaskProvider<Jar> by tasks.registering(Jar::class) {
     from(dokkaHtml.outputDirectory)
 }
 
-ext["signing.keyId"] = ""
-ext["signing.password"] = ""
-ext["signing.key"] = ""
-ext["ossrhUsername"] = ""
-ext["ossrhPassword"] = ""
-ext["sonatypeStagingProfileId"] = ""
-
 val secretPropsFile = project.rootProject.file("local.properties")
 if (secretPropsFile.exists()) {
     // Read local.properties file first if it exists
@@ -91,9 +84,9 @@ if (secretPropsFile.exists()) {
 nexusPublishing {
     repositories {
         sonatype {
-            stagingProfileId.set(rootProject.extra["sonatypeStagingProfileId"] as String)
-            username.set(rootProject.extra["ossrhUsername"] as String)
-            password.set(rootProject.extra["ossrhPassword"] as String)
+            stagingProfileId.set(rootProject.extra["sonatypeStagingProfileId"] as String?)
+            username.set(rootProject.extra["ossrhUsername"] as String?)
+            password.set(rootProject.extra["ossrhPassword"] as String?)
 
             nexusUrl.set(uri("https://s01.oss.sonatype.org/service/local/"))
             snapshotRepositoryUrl.set(uri("https://s01.oss.sonatype.org/content/repositories/snapshots/"))
@@ -137,9 +130,9 @@ publishing {
 
 signing {
     useInMemoryPgpKeys(
-        rootProject.extra["signing.keyId"] as String,
-        rootProject.extra["signing.key"] as String,
-        rootProject.extra["signing.password"] as String
+        rootProject.extra["signing.keyId"] as String?,
+        rootProject.extra["signing.key"] as String?,
+        rootProject.extra["signing.password"] as String?
     )
 
     sign(publishing.publications)