1 take it out and clamp it in a vise ,, then you have to find the center line of the steering Axis ..

Park used to sell a reference Jig , so your bending resulted in 2 mirror image symmetrical Dropouts and the fork was in alignment
right left, fore and aft

+dropouts parallel, as described above.. another tool set..

but with China Making cheap replacement Forks, shops dont need them and Park Dropped Making The reference Gage.