Fix #3506, #5950, #5951: Add support for remote platform parameters

[BenHenning]

TODO: Finish one PR is actually code complete.

Explanation

Essential Checklist

• The PR title and explanation each start with "Fix #bugnum: " (If this PR fixes part of an issue, prefix the title with "Fix part of #bugnum: ...".)
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• The PR follows the style guide.
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• The PR is assigned to the appropriate reviewers (reference).

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• Add screenshots for portrait/landscape for both a tablet & phone of the before & after UI changes
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[github-actions]

Thanks for submitting this pull request! Some main reviewers have taken time off for the next few weeks, so it may take a little while before we can look at this PR. We appreciate your patience while some of our team members recharge. We'll be fully returning on 05 January 2026.

[oppiabot]

Hi @BenHenning, I'm going to mark this PR as stale because it hasn't had any updates for 7 days. If no further activity occurs within 7 days, it will be automatically closed so that others can take up the issue.
If you are still working on this PR, please make a follow-up commit within 3 days (and submit it for review, if applicable). Please also let us know if you are stuck so we can help you!