The @superset-ui many modules are missing I18N files

[toop]

Expected results

When you click the language button, the text on the Explore page switches to the current language。 example： “Predictive Analytics” -->" 预测分析" "ENABLE FORECAST" --> "启用预测" "FORECAST PERIODS" --> "预测期间"

Actual results

There was no change。

Screenshots

How to reproduce the bug

Login superset Go to Explore page Click the switch language button See error

Environment

superset version: master python version: 3.7.7 node.js version: 12.16.2 npm version: 6.14.4

Additional context

The Explore page·s word in file superset-frontend\node_modules\@superset-ui...

label: (0, _translation.t)('Left Axis chart(s)'),

label: (0, _translation.t)('X Axis'),

label: (0, _translation.t)('Y Axis 2'),

label: (0, _translation.t)('Right Axis chart(s)'),

......

but fab babel-extract not generated to file messages.po，How to build the i18n.ts or i18n.js ? help pls！Thanks！

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[junlincc]

🏷localization

[willbarrett]

@rusackas do you have insight on how i18n builds work here?

[toop]

l writed i18n.js like the examples，it·s worked。