dockerizing for production

docker-compose.yml

@@ -0,0 +1,13 @@
+services:
+  qna-viewer:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    env_file:
+    # Also load the .env file for the runtime container environment (for the entrypoint script).
+      - viewer/.env
+    ports:
+      # Map port on the host to port 80 in the container
+      - "8073:80"
+    restart: unless-stopped
+    container_name: qna-viewer-react