ci: fix Docker image reference format and naming consistency

- Enforced lowercase for image owner and name to comply with Docker standards.
- Switched to using the package name from package.json as the image name.
- Added a unique tag using the commit SHA to improve deployment reliability.

.github/workflows/deploy.yml

@@ -55,12 +55,22 @@ jobs:
           username: ${{ gitea.actor }}
           password: ${{ secrets.GIT_TOKEN }}
 
+      - name: Get image metadata
+        id: meta
+        run: |
+          NAME=$(node -p "require('./package.json').name.toLowerCase()")
+          OWNER=$(echo "${{ gitea.actor }}" | tr '[:upper:]' '[:lower:]')
+          echo "name=${NAME}" >> $GITHUB_OUTPUT
+          echo "owner=${OWNER}" >> $GITHUB_OUTPUT
+
       - name: Build and push image
         uses: docker/build-push-action@v5
         with:
           context: .
           file: Dockerfile
           push: true
-          tags: ${{ env.REGISTRY }}/${{ gitea.repository }}:latest
+          tags: |
+            ${{ env.REGISTRY }}/${{ steps.meta.outputs.owner }}/${{ steps.meta.outputs.name }}:latest
+            ${{ env.REGISTRY }}/${{ steps.meta.outputs.owner }}/${{ steps.meta.outputs.name }}:${{ github.sha }}
           cache-from: type=gha
           cache-to: type=gha,mode=max