Yes absolutely, you can use new fiber optical. When I design fiber optic, I have provided for AOI Network already.
From the picture you can use fiber optical connectivity from Agronomist dept (DS4) direct to new server room. Because the route old fiber destination don’t reach new server room.
You need to extend the fiber to connect with your ISP ? I haven’t seen the ISP (CAT) staff to survey.
You feel it. If there have height cost to provide new fiber to new server room, you can use STEC new fiber optic at this point no far from old server room.
For moving AOI server you don’t worry, if fiber and network is ready I will let you know and I will help your moving if you need.