fix: collision, and invisible wall issues, replace "no draw" with "clip"

add: resolution upscaled, upper hall barrier

tunning: more edge smooth collisions and simplify more collisions

fix: edges collision.

add: remove one mid corridor, add b site jumping point to window.

Fix: Transition along the edges and texture issues.

Add: Nodraw walls and adjust the tunnel leading to site B.

fix: select team metal texture lighting issue.

add: minimap, B site interior 2nd floor window step mesh.

Created Outbuild.