chore: 新增/api/content/免认证代理前缀并移除隐私政策接口的token校验

1.  在AUTH_EXEMPT_API_PREFIXES中添加/api/content/，允许该路径下请求跳过登录校验
2.  移除隐私政策最新版接口的请求token获取和携带逻辑

src/app/api/content/privacy-policy/latest/route.ts

@@ -1,5 +1,4 @@
 import { NextRequest, NextResponse } from "next/server";
-import { getRequestToken } from "@/app/api/_auth";
 
 const UPSTREAM_PRIVACY_POLICY_LATEST_PATH = "/api_client/content/privacyPolicy/latest";
 
@@ -26,11 +25,6 @@ export async function GET(request: NextRequest) {
   const headers: Record<string, string> = {
     Accept: "application/json",
   };
-  const token = getRequestToken(request);
-  if (token) {
-    headers.Authorization = `Bearer ${token}`;
-    headers.token = token;
-  }
 
   const upstream = await fetch(upstreamUrl, {
     method: "GET",

src/proxy.ts

@@ -10,6 +10,7 @@ const AUTH_EXEMPT_API_PREFIXES = [
   "/api/proxy-media",
   "/api/auth/",
   "/api/captcha/",
+  "/api/content/",
 ];
 
 function hasLoginToken(request: NextRequest): boolean {