fix: daemon status guidance and telegram fetch

src/telegram/fetch.ts

@@ -1,13 +1,15 @@
-// Bun compatibility: force native fetch under Bun; keep grammY defaults on Node.
+// Ensure native fetch is used when available (Bun + Node 18+).
 export function resolveTelegramFetch(
   proxyFetch?: typeof fetch,
 ): typeof fetch | undefined {
   if (proxyFetch) return proxyFetch;
-  const isBun = "Bun" in globalThis || Boolean(process?.versions?.bun);
-  if (!isBun) return undefined;
   const fetchImpl = globalThis.fetch;
+  const isBun = "Bun" in globalThis || Boolean(process?.versions?.bun);
   if (!fetchImpl) {
-    throw new Error("fetch is not available; set telegram.proxy in config");
+    if (isBun) {
+      throw new Error("fetch is not available; set telegram.proxy in config");
+    }
+    return undefined;
   }
   return fetchImpl;
 }