fix browser tests (broken by github)

scripts/browser/browser-tests.js

@@ -79,7 +79,19 @@ console.log(`[http] listening on ${serverURL}`)
 async function main() {
   let allTestsPassed = true
   try {
-    const browser = await require('puppeteer').launch()
+    const browser = await require('puppeteer').launch({
+      // This is here because since December 2024, GitHub changed something about
+      // their CI that causes this error:
+      //
+      // [FATAL:zygote_host_impl_linux.cc(128)] No usable sandbox! If you are running
+      // on Ubuntu 23.10+ or another Linux distro that has disabled unprivileged user
+      // namespaces with AppArmor, see https://chromium.googlesource.com/chromium/src/+/main/docs/security/apparmor-userns-restrictions.md.
+      // Otherwise see https://chromium.googlesource.com/chromium/src/+/main/docs/linux/suid_sandbox_development.md
+      // for more information on developing with the (older) SUID sandbox. If you want
+      // to live dangerously and need an immediate workaround, you can try using
+      // --no-sandbox.
+      args: ['--no-sandbox'],
+    })
 
     const page = await browser.newPage()
     page.on('console', obj => {