Send Data to the Cloud (Workers/ThingsBoard)
REST/MQTT ingestion patterns.
📚 Category: Esp32 Advanced
Timers & Ticker: Schedule Sensor Reads
Use non-blocking timers to read sensor every minute.
Topic Design, QoS, and LWT
Design MQTT topics, choose QoS, use LWT.
Unit Testing with PlatformIO
Write tests and run `pio test`.
Watchdog (WDT) & Safe Boot
Use task watchdog and avoid lockups.