diff --git a/.gitignore b/.gitignore
index 89ce366..5dd2e44 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,5 +10,5 @@ configs/
 data/
 
 # dist
-server
+./server
 main
\ No newline at end of file
diff --git a/server b/server
new file mode 100755
index 0000000..473a9f5
Binary files /dev/null and b/server differ
diff --git a/web/src/utils/server/device.ts b/web/src/utils/server/device.ts
new file mode 100644
index 0000000..953a36f
--- /dev/null
+++ b/web/src/utils/server/device.ts
@@ -0,0 +1,7 @@
+import { headers } from "next/headers";
+
+export async function isMobileByUA() {
+    const headerList = await headers();
+    const ua = headerList.get("user-agent") || "";
+    return /mobile|android|iphone|ipad|phone/i.test(ua);
+}