feat: add radioPosition and icon props to RadioCard (MPD-164)

[nastyastavitskaya]

Adds native support for placing the radio indicator on the trailing edge of a RadioCard alongside an optional leading icon/avatar, removing the need for ant-card-body CSS overrides and !important margin hacks.

Summary

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Testing Plan

• Was this tested locally? If not, explain why.
• {explain how this has been tested, and what, if any, additional testing should be done}

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PR conventions:

• Target branch: main
• PR title: semantic prefix — feat:, fix:, or chore: (no scopes)
• Branch prefix: matching — feat/, fix/, or chore/

[cursor]

PR Summary

Low Risk
Low risk: changes are isolated to RadioCard rendering/layout and Storybook/docs updates, with no data, auth, or side-effectful logic. Main risk is minor visual regressions in existing RadioCards layouts due to the new radioPosition spacing rules.

Overview
Adds optional icon rendering per option and a new radioPosition prop (start/end) to RadioCards so the radio indicator can be placed on the trailing edge with correct spacing.

Updates Storybook to expose radioPosition, adds a new “With avatar and radio on the end” story, and extends the MDX docs with an example section for the new layout.

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[github-actions]

PR Preview Action v1.6.3
Preview removed because the pull request was closed.
2026-05-18 21:05 UTC