HR Limit Alarm

~~~~~HR Limit Alarm~~~~~ Garmin Connect IQ data field for cyclists. It monitors heart rate during an activity and provides a visual, audible, and vibration alert when the configured heart-rate limit is exceeded. The alarm can be automatically suppressed in situations where a high heart rate is expected or less actionable: - Low speed (default threshold: 13 km/h) - Uphill grade (default threshold: 3%) - Low climbing gear when compatible Di2 gear data is available ~~~~~Behavior~~~~~ - Default heart-rate limit: 140 BPM - Alarm state flashes the display and triggers a tone and vibration - Alerts are rate-limited to one trigger every 10 seconds while the limit is exceeded - The display adapts to different data-field sizes and watch themes - Uphill grade is calculated from altitude and distance changes and smoothed with an exponential moving average ~~~~~Settings~~~~~ The following configuration settings are available within the Garmin Connect IQ smartphone app when smartphone is connected to your garmin device: - Heart Rate Target (BPM) - Enable Low Speed Override and Low Speed Threshold (km/h) - Enable Grade/Climb Override and High Grade Threshold (%) - Enable Di2 Low Gear Override

1.0: - Fixed dark/night mode bug - Added ability to disable any of the available alarm overrides (Low gear, grade, speed) 0.4: - Initial app release