A new op-ed asks readers wondering if Melania Trump is a secret campaign weapon to envision the former first lady wrapped in a luxurious bathrobe staring at photo albums as her husband faces criminal accusations that he paid hush money to an adult film star. The Guardian’s Arwa Mahdawi Tuesday posed the question of Melania Trump’s “secret weapon” status as the former first lady makes a slow return to the spotlight after a notable absence. While Mahdawi argues Melania’s walk along the campaign trail “certainly won’t hurt” former President Donald Trump’s 2024 bid to return to the White House, sh…