use proper workflow names

.gitea/workflows/container.yaml

@@ -1,19 +1,17 @@
-name: Gitea Actions Demo
-run-name: ${{ gitea.actor }} is testing out Gitea Actions 🚀
+name: Build Container Image
 on: [push]
 jobs:
-  Explore-Gitea-Actions:
+  build-container:
     runs-on: ubuntu-latest
     steps:
       - name: Check out repository code
         uses: actions/checkout@v3
-      - run: echo "💡 The ${{ gitea.repository }} repository has been cloned to the runner."
       - name: Build image
         id: build-image
         uses: redhat-actions/buildah-build@v2
         with:
           image: docker.io/thallian/alpine-s6
-          tags: ${{ gitea.ref_name }} latest
+          tags: ${{ gitea.ref_name }} ${{ gitea.sha }} latest
           archs: amd64
           containerfiles: |
             ./Containerfile