refactor(firmware): centralize configuration and diagnostics

firmware/libs/kaptan-config-derive/tests/ui/display_key_too_long.rs

@@ -0,0 +1,13 @@
+use kaptan_config_derive::Config;
+
+#[derive(Config)]
+struct DisplayKeyTooLong {
+    #[config(
+        id = 1,
+        key = "configuration.display.key.with.more.than.forty.eight.bytes",
+        unit = "count"
+    )]
+    value: u32,
+}
+
+fn main() {}