Ability to sync environments to folder (#207)

src-tauri/yaak-models/src/error.rs

@@ -21,6 +21,12 @@ pub enum Error {
     #[error("Model error: {0}")]
     GenericError(String),
 
+    #[error("No base environment for {0}")]
+    MissingBaseEnvironment(String),
+
+    #[error("Multiple base environments for {0}. Delete duplicates before continuing.")]
+    MultipleBaseEnvironments(String),
+
     #[error("Row not found")]
     RowNotFound,