The problem for Trump and his reputation for doing deals is that in the Ukr conflict he simply might not have any leverage to be able do so.
In his post below he clings onto the western propaganda talking points that he must know are not true.
Yes there have been many casualties but Russian losses have been comparatively light compared to Ukr who are desperately running out of men, by their own admission.
Rus economy collapsing? Not any time soon according to the World Bank and the IMF. Rus GDP near 5% and has near full employment, Rus economy recently climbed to 4th highest in the world based of purchasing power parity.
And the reality is that this conflict is existential for Rus but not for the US or the EU, which is why the western powers have never bothered to ramp up their military equipment production or forces recruitment.
Russia Doesn't Have to Negotiate Anything
(40 second highlight clip)
Russia’s Demands in Peace Negotiations - Dmitri Polyanskiy, Alexander Mercouris & Glenn Diesen