Implement updating at next exit

apps/app/src/api/mod.rs

@@ -45,8 +45,12 @@ pub enum TheseusSerializableError {
     Tauri(#[from] tauri::Error),
 
     #[cfg(feature = "updater")]
-    #[error("Tauri updater error: {0}")]
-    TauriUpdater(#[from] tauri_plugin_updater::Error),
+    #[error("Updater error: {0}")]
+    Updater(#[from] tauri_plugin_updater::Error),
+
+    #[cfg(feature = "updater")]
+    #[error("HTTP error: {0}")]
+    Http(#[from] tauri_plugin_http::reqwest::Error),
 }
 
 // Generic implementation of From<T> for ErrorTypeA
@@ -104,5 +108,6 @@ impl_serialize! {
 impl_serialize! {
     IO,
     Tauri,
-    TauriUpdater,
+    Updater,
+    Http,
 }