little fixes

Author: cmanzo

.github/workflows/docker-publish.yml

@@ -50,5 +50,5 @@ jobs:
           push: true
           platforms: linux/amd64,linux/arm64
           tags: |
-            ghcr.io/${{ github.repository_owner }}/deep-learning-crash-course:latest
-            ghcr.io/${{ github.repository_owner }}/deep-learning-crash-course:${{ github.sha }}
+            ghcr.io/deeptrackai/deep-learning-crash-course:latest
+            ghcr.io/deeptrackai/deep-learning-crash-course:${{ github.sha }}