PHILADELPHIA — It’s becoming an annual tradition: Howie Roseman builds one of the better rosters in football, then gets to work refining it through the margins. That’s exactly where the Eagles stand heading into the 2026 season. The schedule drops on May 14, but even before Logistics Day, Philadelphia’s depth chart looks formidable — with a few lingering questions, most notably at safety and with interior offensive line depth. While the national conversation fixates on stars like A.J. Brown (widely expected to be moved post-June 1) or backup quarterback Tanner McKee , Roseman’s history shows he’s just as likely to make under-the-radar deals. Recent examples include flipping Thomas Booker to Las Vegas for Jakorian Bennett last August and sending Sydney Brown to Atlanta this offseason. This summer could follow the same script.…