diff --git a/examples/storefront-auth/systems/auth/src/service.ts b/examples/storefront-auth/systems/auth/src/service.ts
index acd0d0fe..6b2e3b58 100644
--- a/examples/storefront-auth/systems/auth/src/service.ts
+++ b/examples/storefront-auth/systems/auth/src/service.ts
@@ -10,6 +10,6 @@ export default compute({
   deps: {
     db: postgres(),
   },
-  build: node({ module: import.meta.url, entry: '../dist/server.js' }),
+  build: node({ module: import.meta.url, entry: '../dist/server.mjs' }),
   expose: { rpc: authContract },
 });
diff --git a/examples/storefront-auth/systems/auth/tsdown.config.ts b/examples/storefront-auth/systems/auth/tsdown.config.ts
index dc995ccf..96f915fe 100644
--- a/examples/storefront-auth/systems/auth/tsdown.config.ts
+++ b/examples/storefront-auth/systems/auth/tsdown.config.ts
@@ -1,7 +1,7 @@
 import { defineConfig } from 'tsdown';
 
 // The app's own build (ADR-0005): only its runnable, src/server.ts, built to
-// dist/server.js. The Prisma App wrapper (bundling src/service.ts to main.js,
+// dist/server.mjs. The Prisma App wrapper (bundling src/service.ts to main.js,
 // as an independent module instance) is no longer built here — `prisma-app
 // deploy` assembles it via `@prisma/app-node/control`. @prisma/* and arktype
 // (the contract evaluates type() at import time) are inlined (node_modules
diff --git a/examples/storefront-auth/systems/storefront/tsconfig.json b/examples/storefront-auth/systems/storefront/tsconfig.json
index ced58160..57b85d97 100644
--- a/examples/storefront-auth/systems/storefront/tsconfig.json
+++ b/examples/storefront-auth/systems/storefront/tsconfig.json
@@ -1,11 +1,7 @@
 {
   "compilerOptions": {
     "target": "ES2022",
-    "lib": [
-      "dom",
-      "dom.iterable",
-      "esnext"
-    ],
+    "lib": ["dom", "dom.iterable", "esnext"],
     "allowJs": true,
     "skipLibCheck": true,
     "strict": true,
@@ -31,7 +27,5 @@
     ".next/types/**/*.ts",
     ".next/dev/types/**/*.ts"
   ],
-  "exclude": [
-    "node_modules"
-  ]
+  "exclude": ["node_modules"]
 }