Merge pull request 'Develop' (#1) from develop into main

Reviewed-on: #1

.gitea/workflows/build-and-deploy.yml

@@ -25,7 +25,6 @@ jobs:
           ./gradlew bootJar -x test
           -PartefactVersion="${{ gitea.event.release.tag_name }}"
           -PbuildChannel=stable
-          -Pvendor=${{ vars.VENDOR }}
 
       - name: Resolve JAR file path
         id: jar
@@ -50,7 +49,7 @@ jobs:
       - name: Log in to Docker Hub
         uses: docker/login-action@v3
         with:
-          username: ${{ vars.DOCKER_HUB_USERNAME }}
+          username: ${{ secrets.DOCKER_HUB_USERNAME }}
           password: ${{ secrets.DOCKER_HUB_TOKEN }}
 
       - name: Generate image tags