switch from semver to pep440

Author: rehborn

.github/workflows/docker.yml

@@ -12,7 +12,7 @@ on:
 
 env:
   REGISTRY: ghcr.io
-
+https://docs.docker.com/build/ci/github-actions/share-image-jobs/
 jobs:
   build:
     name: Build Image
@@ -68,8 +68,7 @@ jobs:
           tags: |
             type=ref,event=branch
             type=ref,event=pr
-            type=semver,pattern={{version}}
-            type=semver,pattern={{major}}.{{minor}}
+            type=pep440,pattern={{version}}
 
       - name: Build and push Docker image
         uses: docker/build-push-action@v5