Include documentation for API and subcrates

api/src/errors.rs

@@ -0,0 +1,22 @@
+use axum::{http::StatusCode, response::IntoResponse};
+use common::adaptor::Adaptor;
+
+pub enum ApiError<A: Adaptor> {
+    AdaptorError(A::Error),
+    NotFound,
+    NotAuthorized,
+}
+
+// Define what the error types above should return
+impl<A: Adaptor> IntoResponse for ApiError<A> {
+    fn into_response(self) -> axum::response::Response {
+        match self {
+            ApiError::AdaptorError(e) => {
+                tracing::error!(?e);
+                StatusCode::INTERNAL_SERVER_ERROR.into_response()
+            }
+            ApiError::NotFound => StatusCode::NOT_FOUND.into_response(),
+            ApiError::NotAuthorized => StatusCode::UNAUTHORIZED.into_response(),
+        }
+    }
+}