feat(publicrepo):automates builds and add all images of the public repo to github registry

.github/workflows/docker-images.yml

@@ -0,0 +1,36 @@
+name: Docker Image CI
+
+on:
+  push:
+    branches: ['master']
+  pull_request:
+    branches: ['master']
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build the Sh Docker image
+        run: |
+          docker build sh/tests/ --file sh/tests/Dockerfile --tag ghcr.io/01-edu/test-sh:latest
+          docker push ghcr.io/01-edu/test-sh:latest
+
+      - name: Build the JS Docker image
+        run: |
+          docker build js/tests/ --file js/tests/Dockerfile --tag ghcr.io/01-edu/test-js:latest
+          docker push ghcr.io/01-edu/test-js:latest
+
+      - name: Build the DOM Docker image
+        run: |
+          docker build . --file dom/Dockerfile --tag ghcr.io/01-edu/test-js:latest
+          docker push ghcr.io/01-edu/test-js:latest