- Vision PID: increase Kp to 100, zero Ki/Kd, tighten CoefA/B
- Gimbal angle PID: reduce to P-only (Kp=1), lower IntegralLimit,
remove derivative/output filters, unify MaxOut to 2000
- Manual mode: hold last velocity command on lost frames instead of
stopping
- Debug mode: reset debug_updated flag on mode switch
- Remove stale .vscode settings copy