feat(auth): 注册提交头像链接非必须

core/routers/auth/routes.py

@@ -78,8 +78,7 @@ async def wechat_login(
     if user is None:
         checked = all([
             payload.phone,
-            payload.nickname,
+            payload.nickname
-            payload.avatar_url,
         ])
         if checked is False and wechat_session_str is None:
             await redis_conn.set(keyname, ujson.encode(wechat_session), ex=60 * 5)