feat: implementation of dht11 sensor

cmd/sensor/add.go

@@ -31,13 +31,19 @@ var addSensorCmd = &cobra.Command{
 			log.Fatalln(err)
 		}
 
+		// determine gpio port
+		gpio, err := types.StringToGPIO(args[2])
+		if err != nil {
+			log.Fatalln(err)
+		}
+
 		// create new sensor struct
 		sensor := &types.Sensor{
 			SensorName:     args[0],
 			SensorModel:    sensorModel,
 			SensorLocation: location,
 			SensorEnabled:  enabled,
-			GPIONumber:     &args[2],
+			GPIONumber:     &gpio,
 			WireID:         &wireID,
 		}