Update to latest DS in Dockerfile

.dockerignore

@@ -2,6 +2,7 @@
 **
 
 # ...except for all of this
+!.yarnrc.yml
 !esbuild/**/*.js
 
 !manage.py

Dockerfile

@@ -29,6 +29,9 @@ RUN addgroup \
 ENV APP_HOME /home/$USERNAME
 WORKDIR $APP_HOME
 
+# Define frontend environment.
+ENV YARN_VERSION "4.5.3"
+
 # Copy the whole project except for what is in .dockerignore.
 COPY --chown=$USERNAME:$USERNAME . .
 
@@ -68,13 +71,13 @@ ENV NODE_ENV=production
 RUN set -eux; \
         \
         # Needed only at build time, so we can delete after use.
-        apk add --no-cache --virtual .frontend-deps \
-            # TODO: Remove curl once frontend build no longer curls from www.cf.gov.
-            curl \
-            yarn \
-        ; \
-        yarn global add corepack && corepack enable; \
-        yarn && yarn build; \
+        apk add --no-cache --virtual .frontend-deps npm \
+        curl; \
+        npm install -g corepack; \
+        corepack enable; \
+        corepack prepare yarn@${YARN_VERSION} --activate; \
+        yarn install; \
+        yarn build; \
         # We don't need node_modules once we've built our frontend.
         rm -rf ./node_modules; \
         apk del .frontend-deps

package.json

@@ -13,17 +13,17 @@
     "watch": "yarn build watch"
   },
   "dependencies": {
-    "@cfpb/cfpb-design-system": "^3.5.0",
+    "@cfpb/cfpb-design-system": "3.6.2",
     "@csstools/postcss-sass": "5.1.1",
     "@csstools/sass-import-resolve": "1.0.0",
     "autoprefixer": "^10.4.20",
-    "esbuild": "^0.24.0",
+    "esbuild": "^0.24.2",
     "esbuild-plugin-copy": "^2.1.1",
     "postcss": "^8.4.49",
     "postcss-scss": "4.0.9"
   },
   "devDependencies": {
-    "prettier": "^3.4.1",
+    "prettier": "^3.4.2",
     "prettier-plugin-jinja-template": "^2.0.0"
   },
   "prettier": {

viewer/static_src/js/main.js

@@ -1,6 +1,6 @@
 export * as MainStyles from "../css/main.scss";
 
-import { Expandable } from "@cfpb/cfpb-design-system/src/index.js";
+import { Expandable } from "@cfpb/cfpb-design-system";
 
 const docElement = document.documentElement;
 docElement.className = docElement.className.replace(