refactor(firmware): simplify configuration and diagnostics

firmware/libs/kaptan-data-channel/src/lib.rs

@@ -8,7 +8,7 @@
 #![no_std]
 
 use kaptan_dma::TxCompletion;
-use kaptan_log::KaptanError;
+use kaptan_err_propagate::KaptanError;
 use kaptan_mavlink::message::MessageData;
 use kaptan_mavlink::{
     MavlinkFrame,
@@ -80,10 +80,13 @@ pub struct VerticalDataConfig {
 #[derive(Clone, Copy, Debug, Eq, PartialEq, KaptanError)]
 pub enum DataChannelError {
     /// A configured channel must be due at least once per second.
+    #[kaptan_error(id = 4001)]
     ZeroRate,
     /// A configured channel exceeds the service frequency.
+    #[kaptan_error(id = 4002)]
     RateExceedsServiceFrequency,
     /// Two configured channels cannot share the one-frame-per-tick budget.
+    #[kaptan_error(id = 4003)]
     ScheduleFull,
 }