cd: add cd.yaml

Author: AlexStefan17

.github/workflows/cd.yaml

@@ -0,0 +1,30 @@
+name: Build and Push Docker Image
+
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: read
+  packages: write
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Log in to GitHub Container Registry
+        run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin
+
+      - name: Build Docker image
+        run: |
+          IMAGE_NAME=ghcr.io/${{ github.repository }}:latest
+          docker build -t $IMAGE_NAME .
+
+      - name: Push Docker image to GitHub Container Registry
+        run: |
+          IMAGE_NAME=ghcr.io/${{ github.repository }}:latest
+          docker push $IMAGE_NAME