docs: ✏️ perf docs text

Author: Josper

docs/guide/advance/set-default-headers.md

@@ -14,7 +14,7 @@ const http = new HttpService([
         const { method, headers } = ctx.request
         // 如果是post请求
         if (method === 'POST') {
-          const key = 'Content-Type' // app 安卓端 jsbridge 只认这个headers key,用这个保险
+          const key = 'Content-Type'
           ctx.request.headers = {
             // assign
             ...(headers || {}),

docs/reference/interface-service.md

@@ -42,7 +42,7 @@ httpSvc.request(fetchConfig)
 interface IFetchConfig {
   url: string
   /**
-   * base URL(host) like '//api.bilibili.com'
+   * base URL(host) like '//api.domain.com'
    */
   baseURL?: FetchBaseURL
   /**