From a823863d0b0e55ff6625161998401f5bd0641969 Mon Sep 17 00:00:00 2001
From: CPTProgrammer <46586216+CPTProgrammer@users.noreply.github.com>
Date: Mon, 6 Jul 2026 23:13:17 +0800
Subject: [PATCH] Make User-Agent header optional in ModrinthClient

---
 src/lib/modrinth/client.ts | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/src/lib/modrinth/client.ts b/src/lib/modrinth/client.ts
index 26ac2d7..086bc8a 100644
--- a/src/lib/modrinth/client.ts
+++ b/src/lib/modrinth/client.ts
@@ -2,19 +2,22 @@
 export class ModrinthClient {
   private base = "https://api.modrinth.com/v2";
   private token: string;
-  private userAgent: string;
+  private userAgent?: string;
 
   constructor(token: string, userAgent?: string) {
     this.token = token;
-    this.userAgent = userAgent ?? "";
+    this.userAgent = userAgent;
   }
 
-  /** 构造通用请求头（Authorization + User-Agent）。 */
+  /** 构造通用请求头（Authorization，以及可选的 User-Agent）。 */
   private headers(): Record<string, string> {
-    return {
+    const h: Record<string, string> = {
       Authorization: this.token,
-      "User-Agent": this.userAgent,
     };
+    if (this.userAgent) {
+      h["User-Agent"] = this.userAgent;
+    }
+    return h;
   }
 
   /** 发送 GET 请求并解析 JSON 响应体。 */