SensorKit

1. Essentials

   Covers SensorKit updates.

2. Setup

   Covers Configuring your project for sensor reading, SRSensorReader.

3. Authorization

   Covers com.apple.developer.sensorkit.reader.allow.

4. Querying data

   Covers SRFetchRequest, SRFetchResult.

5. Interpreting data

   Covers SRAmbientLightSample, SRDeviceUsageReport, SRKeyboardMetrics, SRMediaEvent.

6. Deleting samples

   Covers SRDeletionRecord.

7. Analyzing speech

   Covers SRSpeechMetrics, SRSpeechExpression.

8. Analyzing faces

   Covers SRFaceMetrics, SR_ARKIT_SUPPORTED.

9. Recording wrist temperatures

   Covers SRWristTemperatureSession, SRWristTemperature.

10. Recording ectrocardiogram data

    Covers SRElectrocardiogramSample.

11. Recording photoplethysmogram data

    Covers SRPhotoplethysmogramSample.

12. Classes

    Covers SRAcousticSettings, SRHeadphoneSettings, SRReader, SRSleepSession.

Each section links to the official page. Titles and summaries by Extra Credit; the docs belong to their authors.