1) Declare Voting Tuesday a Federal Holiday.
2) 3 months before, just like jury duty, all states/counties/cities call candidates for compulsory/mandated polling duties.
3) National Guard ordered to title 10 status and do a MUTA 9 in lieu of NOV/DEC drill.
4) National Guard in all states federalized Friday before Voting Tuesday and guard ballots and machines, even setting them up and cyber testing them/air gapping with assistance from other defense agencies.
5) SAT-SUN: Mandated poll workers (poll sheriff, poll election Officials, poll watchers, law enforcement, enforcement, anyone assisting or authorized by the County or State Commissioners, other persons who have business in the building receive training. They report just like jury duty.
6) MON: National guard deliver ballots and guard overnight at every poll location. Defense/law enforcement test machines and poll officials re-confirm training and verify training and standards.
7) TUE: If you want to vote, vote. Hell, throw in purple finger or blue for DEM, Red for Republican. No absentee (except military/overseas federal workers (DoS/DoD, etc.)). Polls open at 7AM and close at 7PM. You must present proper ID and be registered in your district. Provisional ballot if any requirements not met. National Guard closes poll and protects ballots when counting.
8) WED: National Guard demobilizes once ballots are counted, transported, and certified. Ballots then moved to national guard base in SCIF-like storage for audit/review.
Adendum to above: Monday afternoon or Monday PM reserved for military, first responders, critical workers (teachers, water, sanitation, linemen, etc) and others for early voting. This would replace early voting the week before and absentee voting. Basically you get two (2) chances to vote if you plan ahead. BUT YOU MUST PHYSICALLY appear.