diff --git a/web/src/app/__tests__/no-analytics.test.ts b/web/src/app/__tests__/no-analytics.test.ts
new file mode 100644
index 0000000..ba89312
--- /dev/null
+++ b/web/src/app/__tests__/no-analytics.test.ts
@@ -0,0 +1,51 @@
+import fs from 'fs';
+import path from 'path';
+
+// Ticket #16: the site loads no analytics. Everything the static export is
+// built from (web/src, web/public and the next.config files) is scanned byte
+// for byte, so a measurement tag cannot return through a component, an asset
+// or a config file. Binary assets are read as latin1 so every byte is covered.
+
+const WEB_ROOT = process.cwd();
+const THIS_FILE = path.join(WEB_ROOT, 'src', 'app', '__tests__', 'no-analytics.test.ts');
+const TREE_ROOTS = [path.join(WEB_ROOT, 'src'), path.join(WEB_ROOT, 'public')];
+
+const MARKERS: [string, RegExp][] = [
+ ['googletagmanager', /googletagmanager/],
+ ['google-analytics', /google-analytics/],
+ ['gtag(', /gtag\(/],
+ ['G- measurement ID', /G-[A-Z0-9]{8,}/],
+];
+
+function scanTargets(): string[] {
+ const targets: string[] = [];
+ for (const root of TREE_ROOTS) {
+ for (const rel of fs.readdirSync(root, { encoding: 'utf8', recursive: true })) {
+ const full = path.join(root, rel);
+ if (fs.statSync(full).isFile()) targets.push(full);
+ }
+ }
+ for (const name of fs.readdirSync(WEB_ROOT)) {
+ if (/^next\.config\./.test(name)) targets.push(path.join(WEB_ROOT, name));
+ }
+ return targets.filter((file) => file !== THIS_FILE);
+}
+
+const sources = scanTargets().map((file) => ({
+ file: path.relative(WEB_ROOT, file),
+ text: fs.readFileSync(file, 'latin1'),
+}));
+
+describe('no analytics on the site (ticket #16)', () => {
+ it('scans the source, public assets and next.config files', () => {
+ const names = sources.map((source) => source.file);
+ expect(names).toEqual(
+ expect.arrayContaining(['src/app/layout.tsx', 'next.config.js', 'public/_headers']),
+ );
+ });
+
+ it.each(MARKERS)('contains no %s marker', (_label, marker) => {
+ const offenders = sources.filter((source) => marker.test(source.text)).map((source) => source.file);
+ expect(offenders).toEqual([]);
+ });
+});
diff --git a/web/src/app/layout.tsx b/web/src/app/layout.tsx
index cc4a807..0d69637 100644
--- a/web/src/app/layout.tsx
+++ b/web/src/app/layout.tsx
@@ -1,7 +1,6 @@
import "@/styles/globals.css";
import React from "react";
import { type Metadata } from "next";
-import Script from "next/script";
import {
absoluteUrl,
DEFAULT_OG_IMAGE_ALT,
@@ -173,18 +172,6 @@ export default function RootLayout({
/>
-
-
{children}