Rename publish workflow to build. Add badge to the workflow on Readme

.github/workflows/publish.yml

@@ -1,32 +0,0 @@
-name: Publish Container
-
-on:
-  push:
-    branches:
-      - master
-
-jobs:
-  publish:
-    name: Build Docker Image, Push to Container Registry
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout Code
-        uses: actions/checkout@v2
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
-
-      - name: Login to GitHub Container Registry
-        uses: docker/login-action@v1
-        with:
-          registry: ghcr.io
-          username: ${{ github.repository_owner }}
-          password: ${{ secrets.PAT }}
-
-      - name: Build and Push Docker Image
-        uses: docker/build-push-action@v2
-        with:
-          context: .
-          file: config/Dockerfile
-          push: true
-          tags: ghcr.io/${{ github.repository }}:latest