Sensor-fusion polish: calibration badge, 3D replay, richer CSV, chart-label fixes - #25

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Jul 28, 2026

Commits on Jul 22, 2026

Quaternion CSV exports gain derived heading/pitch/roll columns

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Live Stream shows fusion calibration accuracy while streaming

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Session detail: correct chart styles + 3D quaternion replay

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Commits on Jul 28, 2026

Adopt the board's empirical quaternion frame (display + derived Euler)

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Flip the mirrored yaw and pitch in the 3D frame map

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Tare the 3D orientation view instead of chasing a fixed frame

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Rotate the tare map 180 about the face normal (IMU mounting)

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The IMU sits 90 degrees rotated in the case, not 180

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Derived Euler columns now match the firmware's own convention

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