* fix(desktop): fill controlled form fields before submission
Write text controls through native DOM setters so page-level value tracking sees the input event as a change. Cover state updates, submission, replacement and clearing through the real browser tool journey.
* refactor(desktop): select native field setters with explicit branches
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Co-authored-by: paseo-bot[bot] <266920839+paseo-bot[bot]@users.noreply.github.com>