Start with the less consequential components to get the flywheel running and continue adding more production. Little manufacturing successes have the ability to snowball into bigger ones.
If you want stable access to technology in the future, you should be demanding secondary sources of high end chips, because none of us want to die fighting China in a war a few hundred miles off China’s coast line and 5,000-6,000 miles from most western countries (excluding Japan/Korea).