Added some comments

src/main.cpp

@@ -153,17 +153,26 @@ void loop()
     if (millis() - timestamp > 1000) {
         timestamp = millis();
 
+        // Read brightness
         lux = lightMeter.readLightLevel();
 
         sensors_event_t event;
+
+        // Read temperature
         dht.temperature().getEvent(&event);
         temperature = event.temperature;
-        // Read temperature as Fahrenheit (isFahrenheit = true)
+
+        // Read humidity
         dht.humidity().getEvent(&event);
         humidity = event.relative_humidity;
 
+        // Read soil
         soil = readSoil();
+
+        // Read salt
         salt = readSalt();
+
+        // Read battery
         bat = readBattery();
 
         Serial.printf("DHTT:%.2f H:%.2f Lux:%.2f Soil:%u Salt:%u Bat:%.2f\n",