Add GitHub action for publishing Snapshot to Sonatype Repository

.github/workflows/publish-snapshot.yml

@@ -0,0 +1,31 @@
+name: Publish Snapshot to Sonatype repository
+
+on:
+  push:
+    branches: ["main"]
+
+env:
+  ORG_GRADLE_PROJECT_sonatypeUsername: ${{ secrets.SONATYPE_USERNAME }}
+  ORG_GRADLE_PROJECT_sonatypePassword: ${{ secrets.SONATYPE_PASSWORD }}
+  ORG_GRADLE_PROJECT_signingKey: ${{ secrets.SIGNING_KEY }}
+  ORG_GRADLE_PROJECT_signingPassword: ${{ secrets.SIGNING_PASSWORD }}
+
+concurrency:
+  group: "snapshot"
+  cancel-in-progress: true
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup Java 
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'corretto'
+          java-version: '17'
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v3
+      - name: Publish to Sonatype Snapshot repository
+        run: ./gradlew publishAllPublicationsToSonatypeSnapshotRepository