Workaround for signing artifacts in CI

Author: devcrocod

.github/workflows/gradle-publish.yml

@@ -49,6 +49,8 @@ jobs:
           JRELEASER_GPG_PUBLIC_KEY: ${{ secrets.GPG_PUBLIC_KEY }}
           JRELEASER_GPG_SECRET_KEY: ${{ secrets.GPG_SECRET_KEY }}
           JRELEASER_GPG_PASSPHRASE: ${{ secrets.SIGNING_PASSPHRASE }}
+          GPG_SECRET_KEY: ${{ secrets.GPG_SECRET_KEY }}
+          SIGNING_PASSPHRASE: ${{ secrets.SIGNING_PASSPHRASE }}
 
       - name: Publish to Maven Central Portal
         id: publish
@@ -60,6 +62,8 @@ jobs:
           JRELEASER_GPG_SECRET_KEY: ${{ secrets.GPG_SECRET_KEY }}
           JRELEASER_GPG_PASSPHRASE: ${{ secrets.SIGNING_PASSPHRASE }}
           JRELEASER_GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          GPG_SECRET_KEY: ${{ secrets.GPG_SECRET_KEY }}
+          SIGNING_PASSPHRASE: ${{ secrets.SIGNING_PASSPHRASE }}
 
       - name: Query Central Portal for validation errors
         if: failure()