diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7ea052499..d572f37ed 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -58,6 +58,22 @@ node modules:
   retry: 2
   interruptible: true
 
+well-known:
+  stage: setup
+  script:
+    - "nix shell .#gnumake .#nodejs-14_x --command make well-known"
+  before_script: *nix-before
+  needs:
+    - job: node modules
+      artifacts: true
+  artifacts:
+    paths:
+      - well-known/
+    name: "${CI_JOB_NAME}-${CI_COMMIT_SHORT_SHA}"
+    expire_in: "1 day"
+  retry: 2
+  interruptible: true
+
 backend dependencies:
   stage: setup
   cache:
diff --git a/Makefile b/Makefile
index 548c229a5..3706940e7 100644
--- a/Makefile
+++ b/Makefile
@@ -87,6 +87,9 @@ frontend-%: node_modules
 node_modules: .npmrc package.json
 	npm ci --cache .npm --prefer-offline
 
+well-known: node_modules
+	npx webpack --progress
+
 .npmrc:
 	command gup .npmrc