🐛 fix deploy to central (#248)

Author: ianardee

.github/workflows/_publish-code.yml

@@ -24,9 +24,15 @@ jobs:
         with:
           java-version: "8"
           distribution: "adopt"
+          server-id: central
+          server-username: MAVEN_USERNAME
+          server-password: MAVEN_PASSWORD
 
       - id: publish-to-central
         name: Publish to Central Repository
+        env:
+          MAVEN_USERNAME: ${{ secrets.OSSRH_USERNAME }}
+          MAVEN_PASSWORD: ${{ secrets.OSSRH_PASSWORD }}
         run: |
           mvn --update-snapshots \
             -Dgpg.passphrase=${{ secrets.OSSRH_GPG_SECRET_KEY_PASSWORD }} \