feat(maestro): spawn form rerolls from a fetched name batch (#53)

web/src/api.ts

@@ -5,6 +5,7 @@ import type {
   DaemonInfo,
   DirListing,
   GitRoot,
+  NameBatch,
   Projects,
   RecentDirs,
   Session,
@@ -81,4 +82,11 @@ export async function gitRoot(path: string): Promise<GitRoot> {
   return jsonOrError(await fetch(url, { credentials: "same-origin" }));
 }
 
+/** A batch of fresh session handles for the spawn form's instant reroll (#53).
+ * Rerolls consume the batch locally; only exhaustion goes back to the daemon. */
+export async function fetchNames(count: number): Promise<NameBatch> {
+  const url = `${routes.NAMES}?${routes.COUNT_QUERY}=${encodeURIComponent(count)}`;
+  return jsonOrError(await fetch(url, { credentials: "same-origin" }));
+}
+
 export { eventsWsUrl } from "./routes.js";