feat: a new chat is named by the model in two or three words, asked aside; the machine's name gets its room in the chat's header

internal/server/web/static/ai.js

@@ -483,7 +483,11 @@
       });
       // A new chat gets its id (and its name) from the answer.
       const cid = Number(r.headers.get('X-Chat-Id')) || 0;
-      if (cid && cid !== chatId) { setChat(cid); loadChats(); }
+      if (cid && cid !== chatId) {
+        setChat(cid); loadChats();
+        // The model names the new chat a moment later.
+        setTimeout(loadChats, 4000); setTimeout(loadChats, 12000);
+      }
       if (r.redirected && new URL(r.url).pathname === '/login') { location.href = '/login'; return; }
       const contentType = r.headers.get('content-type') || '';
       if (!r.ok) throw new Error(responseError(r.status, contentType, await r.text()));