show confirm to allow user to init categories after signed up

src/locales/en.js

@@ -469,6 +469,7 @@ export default {
     'Enable Animate': 'Enable Animate',
     'Enable Auto Dark Mode': 'Enable Auto Dark Mode',
     'You have been successfully registered': 'You have been successfully registered',
+    'Do you want to initialize transaction categories now?': 'Do you want to initialize transaction categories now?',
     'Unable to sign up': 'Unable to sign up',
     'User registration is disabled': 'User registration is disabled',
     'Unable to get user profile': 'Unable to get user profile',

src/locales/zh_Hans.js

@@ -469,6 +469,7 @@ export default {
     'Enable Animate': '启用动画',
     'Enable Auto Dark Mode': '启用自动深色模式',
     'You have been successfully registered': '注册成功',
+    'Do you want to initialize transaction categories now?': '您是否想现在初始化交易分类？',
     'Unable to sign up': '无法注册',
     'User registration is disabled': '用户注册已禁用',
     'Unable to get user profile': '无法获取用户信息',

src/views/mobile/Signup.vue

@@ -179,6 +179,10 @@ export default {
 
                 self.$toast('You have been successfully registered');
                 router.navigate('/');
+
+                self.$confirm('Do you want to initialize transaction categories now?', () => {
+                    router.navigate('/category/default?type=0');
+                });
             }).catch(error => {
                 self.$logger.error('failed to sign up', error);