Fix param counts: DA3-NESTED-GIANT-LARGE is 1.69B, total 2.5B

Update model card: 230 scenes

Add fullscale_no_qp config

Add fullscale_no_qp checkpoint (single-object, 245s 100ep)

Add mo_v11 config

Add mo_v11 checkpoint (multi-object, text+spatial, 245s 8v 100ep)

Add model card

initial commit