[AC-3808] feat: support test region in playground

[bang9]

Changes

• Internal changes

ticket: AC-3808

Additional Notes

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[github-actions]

Size Change: 0 B

Total Size: 602 kB

ℹ️ View Unchanged

Filename	Size
./dist/__bundle-46d64517-********.js	4.01 kB
./dist/__bundle-7c3d40f4-********.js	21 B
./dist/__bundle-bbedc09c-********.js	892 B
./dist/index-********.js	305 kB
./dist/index.es.js	173 B
./dist/index.umd.js	282 kB
./dist/Placeholder.error-********.js	345 B
./dist/Placeholder.loading-********.js	186 B
./dist/Placeholder.noChannels-********.js	182 B
./dist/Placeholder.noMessages-********.js	182 B
./dist/PlaceholderCommon-********.js	247 B
./dist/style.css	8.64 kB

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