Not an American as well. Regarding alternative solutions, maybe people should try to soothe trump supporters in order to rid the extremists among them of grounds for committing violent crimes, and it should be done as soon as possible to avoid the impression of conceding to violence.
For example, Democrat leadership could promise to hold another election immediately after the vaccination is complete. In addition, to persuade trump supporters, they could consider getting rid of mail-in ballots, and legislating a Democratic version of voter ID law.
It's the democratic solution as well. Democracy should be about appealing to the largest possible percentage of population, and shutting up the other side is not a democratic solution to the current US crisis.