Former President Donald Trump is rapidly losing all the momentum he built up in the campaign before President Joe Biden exited the race, former GOP strategist turned Lincoln Project co-founder Rick Wilson told Salon’s Chauncey DeVega in a broad-ranging interview published on Thursday. This comes as polling shows the race swinging back in favor of Democrats in key battleground races — and as some focus groups indicate they are sick of the former president. “Donald Trump laid a trap to try to beat Joe Biden, and that trap was to tell every American that the old man couldn’t hack it, and now Trum…