Adding actions/attest-build-provenance@v1

For the build that is published to maven central, the attestation is performed.

.github/workflows/release.yml

@@ -4,6 +4,9 @@ on:
     types: [published]
 jobs:
   publish:
+    permissions:
+      id-token: write
+      attestations: write
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
@@ -25,3 +28,6 @@ jobs:
           MAVEN_USERNAME: ${{ secrets.OSSRH_USERNAME }}
           MAVEN_PASSWORD: ${{ secrets.OSSRH_TOKEN }}
           MAVEN_GPG_PASSPHRASE: ${{ secrets.OSSRH_GPG_SECRET_KEY_PASSWORD }}
+      - uses: actions/attest-build-provenance@v1
+        with:
+          subject-path: "target/*.jar"