chore: add containerized build and readme instructions

README.md

@@ -20,6 +20,7 @@ subproject, e.g. running or testing.
   - [Branching](#branching)
   - [Building ToC](#building-toc)
   - [Building Core UI for Production](#building-core-ui-for-production)
+    - [Building with a Container](#building-with-a-container)
   - [Committing](#committing)
     - [License Checking](#license-checking)
 
@@ -116,6 +117,17 @@ yarn build:production:core
 
 Assets are saved to `ui/core/dist/`.
 
+#### Building with a Container
+
+Optionally, you may build the UI within a container.  Execute the
+following command:
+
+```bash
+docker-compose run build_production
+```
+
+Assets are saved to `ui/core/dist/`.
+
 ### Committing
 
 Instead of the default `git commit`, we prescribe a custom command that ensures

docker-compose.yml

@@ -0,0 +1,25 @@
+version: '3.8'
+
+services:
+  node: &node
+    image: node:12
+    volumes:
+      - './:/src'
+      - 'icu_node_modules:/src/node_modules'
+      - 'icu_addon_api_node_modules:/src/addon/api/node_modules'
+      - 'icu_addon_auth_node_modules:/src/addon/auth/node_modules'
+      - 'icu_addon_rose_node_modules:/src/addon/rose/node_modules'
+      - 'icu_ui_core_node_modules:/src/ui/core/node_modules'
+    working_dir: /src
+
+  build_production:
+    <<: *node
+    entrypoint: bash
+    command: '-c "yarn install && yarn build:production:ui:core"'
+
+volumes:
+  icu_node_modules:
+  icu_addon_api_node_modules:
+  icu_addon_auth_node_modules:
+  icu_addon_rose_node_modules:
+  icu_ui_core_node_modules:

package.json

@@ -8,7 +8,7 @@
     "ui/*"
   ],
   "scripts": {
-    "build:production:core": "cd ui/core && yarn build:production",
+    "build:production:ui:core": "cd ui/core && yarn build:production",
     "lint": "yarn lint:addons:api && yarn lint:addons:auth && yarn lint:addons:rose && yarn lint:ui:core",
     "lint:addons:api": "echo \"\n\nlint: addons/api\n\" && cd addons/api && yarn lint",
     "lint:addons:auth": "echo \"\n\nlint: addons/auth\n\" && cd addons/auth && yarn lint",