[PM-1223] POC: Investigate ability to add support for mediated conditional UI

[coroiu]

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Type of change

- [ ] Bug fix
- [x] New feature development
- [ ] Tech debt (refactoring, code cleanup, dependency upgrades, etc)
- [ ] Build/deploy pipeline (DevOps)
- [ ] Other

Objective

Proof of concept implementation of mediated conditional UI using the new autofill overlay

Before you submit

• Please add unit tests where it makes sense to do so (encouraged but not required)
• If this change requires a documentation update - notify the documentation team
• If this change has particular deployment requirements - notify the DevOps team
• Ensure that all UI additions follow WCAG AA requirements

[bitwarden-bot]

Checkmarx One – Scan Summary & Details – 2c0ad82a-d03a-41e6-942f-1f3f1dc7980c

New Issues

Severity	Issue	Source File / Package	Checkmarx Insight
	Client_Privacy_Violation	/apps/browser/src/vault/fido2/webauthn-utils.ts: 125	Attack Vector