Create github action to build docker image

Author: david-gasinski

.github/workflows/docker-image.yml

@@ -0,0 +1,29 @@
+name: Build and publish docker image
+
+on:
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+      
+    steps:
+      - name: Checkout repository
+      - uses: actions/checkout@v4
+
+      - name: Log in to GHCR
+      - uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ secrets.USER_NAME }} # username
+          password: ${{ secrets.CR_PAT }} # PAT for CR repository
+      
+      - name: Build Docker Image
+        run: docker build . --file Dockerfile --tag ghcr.io/intelligent-testing-lab/autoware-scenario-runner:$(date +%s)
+
+      - name: Push Docker Image 
+        run: docker push ghcr.io/intelligent-testing-lab/autoware-scenario-runner:$(date +%s)