Research and concept regional flags

[jannick-ux]

Description

Provide all regional flags in our flag package

https://www.figma.com/design/EBi98T51T9fGfjrYYfsulg/Onyx-Archive?node-id=5409-42001&t=kaf5l3gKxVVS4NaV-4
https://www.figma.com/design/EBi98T51T9fGfjrYYfsulg/Onyx-Archive?node-id=5416-82894&t=kaf5l3gKxVVS4NaV-4

References

• https://de.wikipedia.org/wiki/ISO_3166
• https://de.wikipedia.org/wiki/ISO_3166-2

DEV handover checklist

DEV handover done with: @ADD_DEV_NAME_HERE

Component

• defined main component name
• defined which support components are used and how they are named
• component has been hidden from publishing (until its implemented)
• the following is explained to the DEV and documented:
  • all properties
  • truncation
  • responsiveness / wrapping behavior
  • min / max width

Documentation

• category for Figma and Storybook is defined
• examples that should be shown in Storybook are defined and documented in Figma (documentation file)
• component status "planned" has been added to the docs overview

Other

• DEV has either refined an implementation ticket or at least created a blank issue with a title
• follow-up UX tickets were created if necessary (add links below)