Can export data as ZIP file

moneymgr_backend/src/controllers/mod.rs

@@ -1,6 +1,7 @@
 use actix_web::http::StatusCode;
 use actix_web::{HttpResponse, ResponseError};
 use std::error::Error;
+use zip::result::ZipError;
 
 pub mod accounts_controller;
 pub mod auth_controller;
@@ -30,6 +31,10 @@ pub enum HttpFailure {
     InternalError(#[from] anyhow::Error),
     #[error("a serde_json error occurred: {0}")]
     SerdeJsonError(#[from] serde_json::error::Error),
+    #[error("a zip manipulation error occurred: {0}")]
+    ZipError(#[from] ZipError),
+    #[error("a standard I/O manipulation error occurred: {0}")]
+    StdIoError(#[from] std::io::Error),
 }
 
 impl ResponseError for HttpFailure {