DHT11 Humidity and Temperature with extract csv data

1. DHT11 Sensor reads temperature and humidity data
2. ESP32 processes and publishes sensor data via MQTT
3. MQTT broker handles message transmission
4. Node-red dashboard visualizes real-time data
5. Extract csv data of humidity and temperature

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// Get the current timestamp in ISO 8601 format\nvar value = msg.payload; // Get the input value\n\n// Create the output message\nmsg.payload = timestamp + \", \" + value;\n\nreturn msg;\n","outputs":1,"timeout":0,"noerr":0,"initialize":"","finalize":"","libs":[],"x":440,"y":260,"wires":[["c8860f665249d749"]]},{"id":"d1c03f2504d5dc59","type":"function","z":"972cf1a3ce413cb4","name":"Add timestamp","func":"var timestamp = new Date().toISOString(); // Get the current timestamp in ISO 8601 format\nvar value = msg.payload; // Get the input value\n\n// Create the output message\nmsg.payload = timestamp + \", \" + value;\n\nreturn msg;","outputs":1,"timeout":0,"noerr":0,"initialize":"","finalize":"","libs":[],"x":400,"y":560,"wires":[["ac60a664cc541ff2"]]},{"id":"c8860f665249d749","type":"file","z":"972cf1a3ce413cb4","name":"Humidity Data","filename":"D:\\Portofolio Github\\Dashboard DHT22 - Predictive Maintenance Github/Humidity.csv","filenameType":"str","appendNewline":true,"createDir":false,"overwriteFile":"false","encoding":"none","x":800,"y":220,"wires":[[]],"info":"var timestamp = new Date().toISOString(); 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