events: rewrite the eventing system to reduce mutex usage to just the measurement bus

src/tasks/wifi.rs

@@ -13,7 +13,7 @@ use nalgebra::Vector2;
 use reqwless::client::{HttpClient, TlsConfig};
 use static_cell::StaticCell;
 
-use crate::{backoff::Backoff, events::{Prediction, Telemetry}};
+use crate::{backoff::Backoff, events::{Prediction}};
 
 #[embassy_executor::task]
 async fn net_task(mut runner: embassy_net::Runner<'static, WifiDevice<'static>>) {
@@ -25,7 +25,7 @@ static RESOURCES: StaticCell<StackResources<5>> = StaticCell::new();
 
 // TODO: Wifi task needs to know when there is data to upload, so it only connects when needed.
 #[embassy_executor::task]
-pub async fn wireless_task(mut telemetry: DynSubscriber<'static, Telemetry>, wifi_init: &'static mut Controller<'static>, wifi_device: esp_hal::peripherals::WIFI<'static>) {
+pub async fn wireless_task(mut predictions: DynSubscriber<'static, Prediction>, wifi_init: &'static mut Controller<'static>, wifi_device: esp_hal::peripherals::WIFI<'static>) {
     let (mut wifi, interfaces) = esp_radio::wifi::new(wifi_init, wifi_device, esp_radio::wifi::Config::default())
             .expect("Failed to initialize WIFI!");
     wifi.set_config(&esp_radio::wifi::ModeConfig::Client(
@@ -81,7 +81,7 @@ pub async fn wireless_task(mut telemetry: DynSubscriber<'static, Telemetry>, wif
         let mut client = HttpClient::new_with_tls(&tcp, &dns, tls);
 
         loop {
-            if let Telemetry::Prediction(Prediction::Location(coords)) = telemetry.next_message_pure().await {
+            if let Prediction::Location(coords) = predictions.next_message_pure().await {
                 if let Err(e) = push_location(&mut client, coords).await {
                     error!("HTTP error in publishing location: {e:?}");
                     break