Convert repository owner to lowercase for Docker tags in CI workflow

Author: John Rogers

.github/workflows/docker-build.yml

@@ -24,6 +24,10 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
+      # Convert repository owner to lowercase for Docker tags
+      - name: Set lower case owner name
+        run: echo "OWNER_LC=${GITHUB_REPOSITORY_OWNER,,}" >> $GITHUB_ENV
+
       - name: Log in to GitHub Container Registry
         uses: docker/login-action@v3
         with:
@@ -39,8 +43,8 @@ jobs:
           platforms: linux/amd64,linux/arm64
           push: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
           tags: |
-            ghcr.io/${{ github.repository_owner }}/laterbase-app:${{ github.sha }}
-            ghcr.io/${{ github.repository_owner }}/laterbase-app:latest
+            ghcr.io/${{ env.OWNER_LC }}/laterbase-app:${{ github.sha }}
+            ghcr.io/${{ env.OWNER_LC }}/laterbase-app:latest
 
       - name: Build and push backup image
         uses: docker/build-push-action@v5
@@ -50,8 +54,8 @@ jobs:
           platforms: linux/amd64,linux/arm64
           push: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
           tags: |
-            ghcr.io/${{ github.repository_owner }}/laterbase-backup:${{ github.sha }}
-            ghcr.io/${{ github.repository_owner }}/laterbase-backup:latest
+            ghcr.io/${{ env.OWNER_LC }}/laterbase-backup:${{ github.sha }}
+            ghcr.io/${{ env.OWNER_LC }}/laterbase-backup:latest
 
       - name: Build and push restore_ui image
         uses: docker/build-push-action@v5
@@ -61,5 +65,5 @@ jobs:
           platforms: linux/amd64,linux/arm64
           push: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
           tags: |
-            ghcr.io/${{ github.repository_owner }}/laterbase-restore-ui:${{ github.sha }}
-            ghcr.io/${{ github.repository_owner }}/laterbase-restore-ui:latest
+            ghcr.io/${{ env.OWNER_LC }}/laterbase-restore-ui:${{ github.sha }}
+            ghcr.io/${{ env.OWNER_LC }}/laterbase-restore-ui:latest