Docs/apply note: MediaMTX does not hot-reload auth settings; restart between streams after auth changes

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

dock/index.html

@@ -216,7 +216,13 @@ $("signout").onclick = async e => {
   const auth = "https://" + location.hostname.replace(/^[^.]+\./, "auth.") + "/if/flow/default-invalidation-flow/?next=" + encodeURIComponent(location.origin + "/dock/");
   setTimeout(() => location.replace(auth), 400);
 };
-whoami(); renderPreview();
+// On load: who am I, and mint a token right away so the preview and the manual section show real values.
+(async () => {
+  await whoami();
+  try { await mint(); status("ready"); }
+  catch (e) { status(e.message, "bad"); $("m_tok").textContent = "— " + e.message; }
+})();
+renderPreview();
 </script>
 </body>
 </html>