ADD: first cicd draft

.github/workflows/docker-publish.yml

@@ -0,0 +1,30 @@
+name: Build and Push Docker Image to GHCR
+
+# Run this workflow on push or pull request to the main branch
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    # Step 1: Check out the repository code
+    - name: Checkout repository
+      uses: actions/checkout@v3
+
+    # Step 2: Set up Docker Buildx for cross-platform builds (optional but recommended)
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v2
+
+    # Step 3: Log in to GitHub Container Registry
+    - name: Log in to GitHub Container Registry
+      run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin
+
+    # Step 4: Build and push the Docker image
+    - name: Build and push Docker image
+      run: |
+        docker build -t ghcr.io/${{ github.repository }}:latest .
+        docker push ghcr.io/${{ github.repository }}:latest