feat(ci): update workflow to build and publish Docker image to GHCR

.github/workflows/dotnet.yml

@@ -14,6 +14,7 @@ on:
 
 env:
   DOTNET_VERSION: 8.0.x
+  PACKAGE_NAME: nanotaboada/dotnet-samples-aspnetcore-webapi
 
 jobs:
   build:
@@ -104,3 +105,35 @@ jobs:
         with:
           project-token: ${{ secrets.CODACY_PROJECT_TOKEN }}
           coverage-reports: cobertura.xml
+
+  container:
+    needs: coverage
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Log in to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build and push Docker image to GHCR
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: |
+            ghcr.io/${{ env.PACKAGE_NAME }}:latest
+            ghcr.io/${{ env.PACKAGE_NAME }}:main
+            ghcr.io/${{ env.PACKAGE_NAME }}:sha-${{ github.sha }}

README.md

@@ -48,6 +48,7 @@ docker build -t aspnetcore-app .
 
 ```bash
 docker run -p 9000:9000 aspnetcore-app
+```
 
 ## Credits