The San Francisco 49ers have completed the NFL draft, which is usually the last big piece of the offseason before the teams start to work on the players that are a part of the 2026 roster. So, what does the 49ers offseason look like as a whole? Free Agent Additions  Mike Evans, WR, Buccaneers Christian Kirk, WR, Texans Vederien Lowe, OT, Patriots Robert Jones, OG, Cowboys Brett Toth, OL, Eagles Cameron Sample, DL, Bengals  Dre Greenlaw, Broncos Jack Jones, Dolphins Nate Hobbs, Packers The big names are Evans, Jones, and Greenlaw, who are penciled in as Week 1 starters right now. Evans was the big splash signing, Greenlaw is back to his old role, and Jones is the leader of a potential roster competition. Jones and Hobbs are notable because they enter a deeper cornerback room, so it will be interesting to see where they stand.  Trades  Osa Odighizuwa, Cowboys  The team sent a third-round pick to the Dallas Cowboys for Osa Odighizuwa.…