adding ghcr.io container building action (#15)

* adding ghcr.io container building action

* Build client and server images

* Use same context for server and client

* Build on pushes to main and new tags

* Use :latest tag for django/client service in prod

* Leave build context in config for now

---------

Co-authored-by: naglepuff <mike.nagler@kitware.com>

Author: BryonLewis

.github/workflows/cd.yaml

@@ -0,0 +1,53 @@
+name: CD
+on:
+  push:
+    branches:
+      - "main"
+    tags:
+      - "v*"
+  release:
+    types:
+      - published
+concurrency:
+  # Only run the latest workflow.
+  # If a build is already happening, cancel it to avoid a race
+  # condition where an older image overwrites a newer one.
+  group: ${{ github.workflow }}
+  cancel-in-progress: true
+jobs:
+  build:
+    name: Build [batai]
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        image: [server, client]
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Login to GHCR
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Generate image tags
+        uses: docker/metadata-action@v5
+        id: image-tags
+        with:
+          images:
+            ghcr.io/Kitware/batai/${{ matrix.image }}
+          tags: |
+            type=ref,event=branch
+            type=semver,pattern={{version}}
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v5
+        with:
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+          file: ${{ matrix.image == 'server' && 'dev/django.Dockerfile' || 'dev/client.Dockerfile' }}
+          context: .
+          platforms: linux/amd64
+          push: true
+          tags: ${{ steps.image-tags.outputs.result }}

docker-compose.prod.yml

@@ -39,6 +39,9 @@ services:
       - "443:443"
 
   django:
+    # Specifying both image and build without pull_policy will default to
+    # attempting to pull the image first, then build from source if that fails.
+    image: ghcr.io/Kitware/batai/server:latest
     build:
       context: .
       dockerfile: ./dev/django.Dockerfile
@@ -85,6 +88,9 @@ services:
       - rabbitmq
       - minio
   client:
+    # Specifying both image and build without pull_policy will default to
+    # attempting to pull the image first, then build from source if that fails.
+    image: ghcr.io/Kitware/batai/client:latest
     build:
       context: .
       dockerfile: ./dev/client.Dockerfile