👷 ci: build on tag

.github/workflows/docker-build.yaml

@@ -3,6 +3,7 @@ name: Docker Build & Publish
 on:
   push:
     branches: [ main ]
+    tags: [ "v*" ]
   pull_request:
     branches: [ main ]
 
@@ -20,7 +21,7 @@ jobs:
         uses: docker/login-action@v3
         with:
           registry: ghcr.io
-          username: ${{ github.actor }}
+          username: ${{ github.repository_owner }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Extract metadata
@@ -31,6 +32,7 @@ jobs:
           tags: |
             type=ref,event=branch
             type=ref,event=pr
+            type=ref,event=tag
             type=sha
             type=raw,value=latest,enable={{is_default_branch}}