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local-mqtt

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ESP32-S3 IoT system with WiFi Manager, MQTT telemetry, DHT20 sensor, FreeRTOS tasks, and Node.js dashboard. Features local MQTT broker, web configuration portal, NeoPixel status LED, and comprehensive diagnostics. Production-ready firmware with thread-safe I2C, persistent config, and modular architecture.

  • Updated Dec 22, 2025
  • C++

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