President Joe Biden hit out at Donald Trump on Saturday for his “dark vision” for the country and said he will resume campaign next week to expose his Republican rival’s Project 2025 agenda amidst Democrats’ calls for him to quit the race. In a thread of 13 posts on X, Biden, 81, said he had the “distinct misfortune of watching” Trump’s speech, which he fact-checked and tore down the latter’s claims one by one, at times, supporting it by what his government did on that issue late on Friday night…