fix: add Docker tags for manual workflow dispatch

The Docker publish workflow was failing when triggered manually because
no tags were being generated. The semver patterns only work with release
events. Added SHA-based and dev tags for manual dispatch events.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <[email protected]>

Author: intellectronica

.github/workflows/docker-publish.yml

@@ -37,6 +37,8 @@ jobs:
             type=semver,pattern={{major}}.{{minor}}
             type=semver,pattern={{major}}
             type=raw,value=latest,enable=${{ github.event_name == 'release' }}
+            type=sha,prefix={{branch}}-,enable=${{ github.event_name == 'workflow_dispatch' }}
+            type=raw,value=dev,enable=${{ github.event_name == 'workflow_dispatch' }}
 
       - name: Build and push Docker image
         uses: docker/build-push-action@v5