Use suffix

Author: thomasleplus

.github/workflows/docker-release.yml

@@ -30,10 +30,13 @@ jobs:
             type=schedule
             type=ref,event=branch
             type=ref,event=pr
-            type=semver,pattern={{version}}-alpine
-            type=semver,pattern={{major}}.{{minor}}-alpine
-            type=semver,pattern={{major}}-alpine
+            type=semver,pattern={{version}},suffix=-{{branch}}
+            type=semver,pattern={{major}}.{{minor}},suffix=-{{branch}}
+            type=semver,pattern={{major}},suffix=-{{branch}}
             type=sha
+	    # set latest tag for main branch only
+            type=raw,value=latest,enable=${{ github.ref == format('refs/heads/{0}', 'main') }}
+            type=raw,value=latest,suffix=-{{branch}}
       - uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # v3.4.0
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}

README.md

@@ -65,10 +65,11 @@ If you need more TeX Live packages, you have the following options:
 By default these images are based on the Debian Linux distribution
 and follow the same release cycle as the parent
 [debian docker images](https://hub.docker.com/_/debian). These image
-versions are tagged with sufffix `-debian` (except for the `latest`
-tag). But there is also an Alpine Linux variant of these images for
-people who prefer smaller images. These image versions are tagged with
-sufffix `-alpine` and follow the same release cycle as the parent
+versions are tagged with sufffix `...-debian` including
+`latest-debian` (same as `latest`). But there is also an Alpine Linux
+variant of these images for people who prefer smaller images. These
+image versions are tagged with sufffix `...-alpine` including
+`latest-alpine`. They follow the same release cycle as the parent
 [alpine docker images](https://hub.docker.com/_/alpine). Note that
 although the risk might be low, Alpine Linux is using an alternative
 implementation of the C standard library called Musl which is smaller