explode github actions

.github/workflows/docker-build.yml

@@ -1,37 +0,0 @@
-name: Docker Image CI
-
-on:
-  push:
-    branches:
-      - "main"
-  workflow_dispatch:
-
-env:
-  IMAGE_NAME: "ghcr.io/codemicro/palmatum"
-
-concurrency: # Prevent two instances of this running at once
-  group: deploy-to-ghpages
-  cancel-in-progress: true
-
-jobs:
-  build:
-
-    runs-on: ubuntu-latest
-
-    steps:
-    - uses: actions/checkout@v3
-
-    - name: Make image tags
-      id: make_tags
-      run: |
-        echo "::set-output name=LATEST::$IMAGE_NAME:latest"
-        echo "::set-output name=VERSIONED::$IMAGE_NAME:$(git rev-parse --short HEAD)"
-
-    - name: Build Docker image
-      run: docker build . --file Dockerfile --tag ${{ steps.make_tags.outputs.LATEST }} --tag ${{ steps.make_tags.outputs.VERSIONED }}
-
-    - name: Login to ghcr.io
-      run: echo ${{ secrets.GITHUB_TOKEN }} | docker login ghcr.io --username codemicro --password-stdin
-
-    - name: Push image
-      run: docker push --all-tags $IMAGE_NAME