try fixing problem with lowercase

Author: DavidingPlus

.github/workflows/docker-publish.yml

@@ -36,27 +36,30 @@ jobs:
       # Set up BuildKit Docker container builder to be able to build
       # multi-platform images and export cache
       # https://github.com/docker/setup-buildx-action
-      - name: Set up Docker Buildx
+      - name: Set Up Docker Buildx
         uses: docker/setup-buildx-action@f95db51fddba0c2d1ec667646a06c2ce06100226 # v3.0.0
 
       # Login against a Docker registry except on PR
       # https://github.com/docker/login-action
-      - name: Log into registry ${{ env.REGISTRY }}
+      - name: Log Into Registry ${{ env.REGISTRY }}
         if: github.event_name != 'pull_request'
         uses: docker/login-action@343f7c4344506bcbf9b4de18042ae17996df046d # v3.0.0
         with:
           registry: ${{ env.REGISTRY }}
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
+      - name: Lowercase Repo Name
+        run: echo "IMAGE_NAME=$(echo $GITHUB_REPOSITORY | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV
+
       # Build and push Docker image with Buildx (don't push on PR)
       # https://github.com/docker/build-push-action
-      - name: Build and push Docker image
+      - name: Build And Push Docker Image
         id: build-and-push
         uses: docker/build-push-action@0565240e2d4ab88bba5387d719585280857ece09 # v5.0.0
         with:
           context: .
           push: true
-          tags: ghcr.io/${{ github.repository }}:${{ github.event.release.tag_name }}
+          tags: ghcr.io/${{ env.IMAGE_NAME }}:${{ github.event.release.tag_name }}
           cache-from: type=gha
           cache-to: type=gha,mode=max