Add Dockerfile and build workflow

.github/workflows/build.yml

@@ -0,0 +1,37 @@
+name: Build
+
+on:
+  push:
+    tags:
+      - '*'
+
+jobs:
+
+  build:
+
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout project sources
+        uses: actions/checkout@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ghcr.io/${{ github.repository }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+

Dockerfile

@@ -0,0 +1,4 @@
+# This file is primarily for building the production image
+
+FROM nginx
+COPY src /usr/share/nginx/html

docker-compose.yml

@@ -1,3 +1,5 @@
+# This file is primarily for running locally
+
 services:
 
   web: