Please provide your source for opinions that are not generally accepted except among those with politically self-serving bias. A few seconds of research demonstrates that's false.
https://mei.edu/publication/new-polling-highlights-iranians-...
67 percent opposed to even normalizing relations with Israel.
61 percent of support Iranian proxies or Axis of Resistance.
70 percent agreed their military presence makes them safer at home.
We have no reason to believe any of these have decreased since the bombing campaigns have begun. While there are significant numbers of people who would protest the government and maybe attempt to overthrow it, there is no where near enough evidence to suggest it possible and the last half century has demonstrated this.
We already supported a major ground campaign against Iran with the Iran-Iraq war that caused millions of deaths and ended in Iranian victory after 8 years.