remove docker image workflow

Image is too big, both data transfer out and storage exceed the github packages free plan(https://github.com/features/packages#pricing)

.github/workflows/docker_image.yml

@@ -1,43 +0,0 @@
-name: Publish Docker image
-
-on:
-  release:
-    types: [published]
-
-  workflow_dispatch:
-    inputs:
-      tags:
-        description: "Test scenario tags"
-        required: true
-        type: string
-
-jobs:
-  push_to_registry:
-    name: Push Docker image to Docker Hub
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-      # - name: Log in to Docker Hub
-      #   uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
-      #   with:
-      #     username: ${{ secrets.DOCKER_USERNAME }}
-      #     password: ${{ secrets.DOCKER_PASSWORD }}
-
-      - name: Extract metadata (tags, labels) for Docker
-        id: meta
-        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
-        with:
-          images: cwq1913/lamacleaner
-          tags: type=semver,pattern={{version}}
-
-      - name: Build and push CPU Docker image
-        uses: docker/build-push-action@v3.1.1
-        with:
-          context: .
-          file: ./docker/CPUDockerfile
-          push: false
-          tags: |
-            ${{ steps.meta.outputs.tags }}
-            cpu
-          labels: ${{ steps.meta.outputs.labels }}