I suggest listening to the people around him that will actually be doing this dirty work.
They aren't making distinctions between criminals and non-criminals. They aren't making distinctions between legal and illegal immigrants. They aren't even making distinctions between citizens and immigrants.
Stephen Miller, Trump's immigration advisor, has said he wants to expand denaturalization of naturalized citizens. He wants to create militarized camps.
Heritage Foundation, creators of Project 2025, have a whole series of essays on how the 14th amendment's birthright citizenship shouldn't apply to children of illegal immigrants.
JD Vance has said he wants to deport DACA recipients and those with Temporary Protected Status.
And here is Trump's former acting director of ICE, Tom Homan arguing that he will deport children of illegal immigrants.