Try more simple example

.gitea/workflows/build.yml

@@ -16,7 +16,6 @@ on:
 env:
   MY_IMAGE_NAME: "${{ gitea.event.repository.name }}"  # the name of the image produced by this build, matches repo names
   MY_IMAGE_DESC: "My Customized Universal Blue Image"
-  IMAGE_REGISTRY: "gitea.mrdev023.fr/florian.richer"  # do not edit
 
 jobs:
   build_push:
@@ -43,47 +42,6 @@ jobs:
       - name: Set up Docker Buildx
         uses: https://github.com/docker/setup-buildx-action@v3
 
-      - name: Generate tags
-        id: generate-tags
-        shell: bash
-        run: |
-          # Generate a timestamp for creating an image version history
-          TIMESTAMP="$(date +%Y%m%d)"
-          COMMIT_TAGS=()
-          BUILD_TAGS=()
-
-          # Have tags for tracking builds during pull request
-          SHA_SHORT="${GITEA_SHA::7}"
-          COMMIT_TAGS+=("pr-${{ gitea.event.number }}")
-          COMMIT_TAGS+=("${SHA_SHORT}")
-
-          # Append matching timestamp tags to keep a version history
-          for TAG in "${BUILD_TAGS[@]}"; do
-              BUILD_TAGS+=("${TAG}-${TIMESTAMP}")
-          done
-
-          BUILD_TAGS+=("${TIMESTAMP}")
-          BUILD_TAGS+=("latest")
-
-          if [[ "${{ gitea.event_name }}" == "pull_request" ]]; then
-              echo "Generated the following commit tags: "
-              for TAG in "${COMMIT_TAGS[@]}"; do
-                  echo "${TAG}"
-              done
-
-              alias_tags=("${COMMIT_TAGS[@]}")
-          else
-              alias_tags=("${BUILD_TAGS[@]}")
-          fi
-
-          echo "Generated the following build tags: "
-          for TAG in "${BUILD_TAGS[@]}"; do
-              echo "${TAG}"
-          done
-
-          alias_tags_string=$(IFS=, ; echo "${alias_tags[*]}")
-          echo "alias_tags=${alias_tags_string}" >> $GITEA_OUTPUT
-
       # Build metadata
       - name: Image Metadata
         uses: https://github.com/docker/metadata-action@v5
@@ -111,8 +69,7 @@ jobs:
           context: .
           file: ./Containerfile
           push: true
-          tags: ${{ steps.generate-tags.outputs.alias_tags }}
-          labels: ${{ steps.meta.outputs.labels }}
+          tags: gitea.mrdev023.fr/florian.richer/${{ env.MY_IMAGE_NAME }}:latest
 
       # This section is optional and only needs to be enabled if you plan on distributing
       # your project for others to consume. You will need to create a public and private key