use tags as discussed

Author: opajonk

.github/workflows/ci.yaml

@@ -61,4 +61,4 @@ jobs:
           runCmd: |
             # manually login to ghcr.io for publishing
             echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin
-            ./scripts/publish.sh "latest"
+            ./scripts/publish.sh "main"

.github/workflows/release.yaml

@@ -56,4 +56,4 @@ jobs:
             # manually login to ghcr.io for publishing
             echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin
             # Note: "${{ github.ref_name }}" will be the tag name, e.g., "1.0.0"
-            ./scripts/publish.sh "${{ github.ref_name }}"
+            ./scripts/publish.sh "${{ github.ref_name }}" "latest"