Based on official NextUI v6.15.0 and subsequent upstream updates.
- Add LUT-based display calibration for TrimUI Brick Pro and Anbernic RG40XXV, RG34XXSP, and RGSP.
- Add Off, On, and Custom colour correction modes, with manual red, green, and blue gains.
- Refresh emulator core builds for TrimUI and Anbernic H700 devices.
- Bundle Updater (pvaibhav) for fork releases, isolated from Pak Store's official updater.