The people who committed actual crimes that day deserved to be jailed. It's those who were let in and just walked around and left on their own that were prosecuted that many of us have a problem with.
And yes, billions in damage and stupid policies like "defund the police" made it far worse than J6. Only in your feeble minds was the election or democracy ever in doubt.
It was a "mostly peaceful" transition of power. An afternoon of stupidity and then Trump left, when you guys were insisting he never would. And then the Capitol became more secure than ever after realizing how poor security and planning had been.