add sensor module that defines some basic sensor metadata

src/weather_portal.gleam

@@ -2,6 +2,7 @@ import config
 import gleam/erlang/process
 import gleam/io
 import mqtt_dummy
+import sensors
 
 pub fn main() -> Nil {
   case config.load_config() {
@@ -37,13 +38,12 @@ pub fn main() -> Nil {
 }
 
 fn receive_and_reschedule(
-  mailbox: process.Subject(String),
+  mailbox: process.Subject(sensors.SensorReading),
   subject: process.Subject(mqtt_dummy.Message),
 ) -> Nil {
   case process.receive(mailbox, 2000) {
     Ok(msg) -> {
-      io.println("Got message: " <> msg)
-      // Reschedule the next Proc message
+      sensors.print_sensor_reading(msg)
       process.send_after(subject, 1000, mqtt_dummy.Proc)
       receive_and_reschedule(mailbox, subject)
     }