fix.

src/shared/api.ts

@@ -5,6 +5,15 @@ export function login(data: { username: string; password: string }) {
   return http.post("login", data)
 }
 
+export function signup(data: {
+  username: string
+  email: string
+  password: string
+  captcha: string
+}) {
+  return http.post("register", data)
+}
+
 export function logout() {
   return http.get("logout")
 }
@@ -16,3 +25,7 @@ export function getProfile(username: string = "") {
 export function getProblemTagList() {
   return http.get<Tag[]>("problem/tags")
 }
+
+export function getCaptcha() {
+  return http.get("captcha")
+}