refactor(firmware): centralize configuration and diagnostics

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

@@ -1,10 +1,9 @@
-use kaptan_config_derive::ConfigValidate;
+use kaptan_config_derive::Config;
 
-#[derive(ConfigValidate)]
+#[derive(Config)]
 struct MixedSectionAndScalar {
-    #[config(section)]
     child: u32,
-    #[config(id = 1, key = "scalar", unit = "count", default = 1, range(min = 0, max = 2))]
+    #[config(id = 1, key = "scalar", unit = "count", range(min = 0, max = 2))]
     scalar: u32,
 }