Try a different way

Author: rossdanderson

.github/workflows/build.yml

@@ -163,20 +163,14 @@ jobs:
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4
 
-      - name: Install GPG secret key
-        run: |
-          cat <(echo -e "${{ secrets.SONATYPE_GPG_KEY }}") | gpg --batch --import
-          gpg --list-secret-keys --keyid-format LONG
-          gpg --export-secret-keys > ~/.gnupg/secring.gpg
-
       - name: Publish libraries
         run: ./gradlew --no-configuration-cache publish
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           CAPLIN_USERNAME: ${{ secrets.CAPLIN_USERNAME }}
           CAPLIN_PASSWORD: ${{ secrets.CAPLIN_PASSWORD }}
-          ORG_GRADLE_PROJECT_signing.keyId: "BD2A1230"
-          ORG_GRADLE_PROJECT_signing.secretKeyRingFile: "~/.gnupg/secring.gpg"
-          ORG_GRADLE_PROJECT_signing.password: ${{ secrets.SONATYPE_GPG_PASSWORD }}
+          ORG_GRADLE_PROJECT_signingInMemoryKeyId: "BD2A1230"
+          ORG_GRADLE_PROJECT_signingInMemoryKey: ${{ secrets.SONATYPE_GPG_KEY }}
+          ORG_GRADLE_PROJECT_signingInMemoryKeyPassword: ${{ secrets.SONATYPE_GPG_PASSWORD }}
           ORG_GRADLE_PROJECT_mavenCentralUsername: ${{ secrets.SONATYPE_USERNAME }}
           ORG_GRADLE_PROJECT_mavenCentralPassword: ${{ secrets.SONATYPE_PASSWORD }}