feat: Add 添加SignupModal组件，并在CourseManage中集成注册功能；

src/api/unionAjax.js

@@ -106,6 +106,15 @@ const get = function (baseURL, url) {
   })
 }
 
+const get1= function (baseURL, params) {
+  return request({
+    baseURL,
+    method: 'get',
+    params: params,
+    headers: {'Content-Type': 'application/x-www-form-urlencoded'}
+  })
+}
+
 /**
  * post请求
  * @param {Object} url
@@ -199,6 +208,7 @@ export default {
   tokenName: TokenName,
   request,
   get,
+  get1,
   post,
   postJson,
   postJsonToFile,