Updated maiko build workflows to be mch more efficient incl. sing Apline Lnux to do the builds; also removed the Maiko docker image since it no longer makes sense

.github/workflows/buildBuilderImage.yml

@@ -32,15 +32,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      # Checkout just the relevant Dockerfile
-      - name: Checkout files
-        uses: Bhacaz/checkout-files@v2
-        with:
-          files: .github/workflows/Dockerfile_builder
-
-      # Checkout the branch of maiko code  
-      #- name: Checkout
-      #  uses: actions/checkout@v3
+      # Checkout maiko
+      - name: Checkout maiko
+        uses: actions/checkout@v3
 
       # Setup docker environment variables
       - name: Setup Docker Environment Variables
@@ -49,7 +43,7 @@ jobs:
           DOCKER_REGISTRY="ghcr.io"
           DOCKER_NAMESPACE=$(echo "${{ github.repository_owner }}" | tr '[:upper:]' '[:lower:]')
           DOCKER_REPO=${DOCKER_REGISTRY}/${DOCKER_NAMESPACE}/maiko-builder
-          DOCKER_TAGS="${DOCKER_REPO}:latest
+          DOCKER_TAGS="${DOCKER_REPO}:latest"
           echo "BUILD_DATE=$(date -u +'%Y-%m-%dT%H:%M:%SZ')" >> ${GITHUB_ENV}
           echo "DOCKER_TAGS=${DOCKER_TAGS}" >> ${GITHUB_ENV}
 
@@ -66,7 +60,7 @@ jobs:
 
       # Login to ghcr.io
       - name: Login to GitHub Container Registry
-        uses: docker/login-action@v2 
+        uses: docker/login-action@v2
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
@@ -89,5 +83,5 @@ jobs:
           push: true
           tags: ${{ env.DOCKER_TAGS }}
 
-          
+
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