developモードで起動時にvue-i18nのWARNINGが出力されている

[jacoyutorius]

起こっている問題 / The Problem

• yarn dev すると下記のようなWARNINGがターミナルに出力される
  • deprecatedになっているコードを修正すれば良さそう？

ℹ Waiting for file changes                                                12:15:56
ℹ Memory usage: 683 MB (RSS: 930 MB)                                      12:15:56
ℹ Listening on: http://172.24.0.2:3000/                                   12:15:56

 WARN  [vue-i18n] place attribute is deprecated in next major version. Please switch to Vue slots.


 WARN  [vue-i18n] place attribute is deprecated in next major version. Please switch to Vue slots.


 WARN  [vue-i18n] place attribute is deprecated in next major version. Please switch to Vue slots.


 WARN  [vue-i18n] place attribute is deprecated in next major version. Please switch to Vue slots.


 WARN  [vue-i18n] place attribute is deprecated in next major version. Please switch to Vue slots.


 WARN  [vue-i18n] place attribute is deprecated in next major version. Please switch to Vue slots.


 WARN  [vue-i18n] place attribute is deprecated in next major version. Please switch to Vue slots.


 WARN  [vue-i18n] place attribute is deprecated in next major version. Please switch to Vue slots. (repeated 16 times)


 WARN  [vue-i18n] place attribute is deprecated in next major version. Please switch to Vue slots.


 WARN  [vue-i18n] place attribute is deprecated in next major version. Please switch to Vue slots.


 WARN  [vue-i18n] place attribute is deprecated in next major version. Please switch to Vue slots.


 WARN  [vue-i18n] place attribute is deprecated in next major version. Please switch to Vue slots.


 WARN  [vue-i18n] place attribute is deprecated in next major version. Please switch to Vue slots.


 WARN  [vue-i18n] place attribute is deprecated in next major version. Please switch to Vue slots. (repeated 18 times)