- Add latency indicator below minimap (color-coded: green/yellow/orange/red)
using the lastLatency value measured via CMSG_PING/SMSG_PONG
- Add BG queue status indicator below minimap when in WAIT_QUEUE
(abbreviated name: AV/WSG/AB/EotS etc.)
- Target-of-Target frame: add level display and click-to-target support
- Expose getLatencyMs() accessor on GameHandler