points.json gains DID 881/882 (MixerTwo/ThreeCircuitCentralHeatingCurve)
and 988/989 (flow temperature target setpoints), 124 UDS points. The
device runs the fork build 0.3.0+ea30668, which marks 880-883 writable;
README names the fork and the build steps. S28-55.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>