feat(sidebar): reorder folder groups by drag and persist sort order

src-tauri/src/web/handlers/folders.rs

@@ -123,6 +123,23 @@ pub async fn remove_folder_from_workspace(
     Ok(Json(()))
 }
 
+#[derive(Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct ReorderFoldersParams {
+    pub ids: Vec<i32>,
+}
+
+pub async fn reorder_folders(
+    Extension(state): Extension<Arc<AppState>>,
+    Json(params): Json<ReorderFoldersParams>,
+) -> Result<Json<()>, AppCommandError> {
+    let db = &state.db;
+    folder_service::reorder_folders(&db.conn, params.ids)
+        .await
+        .map_err(AppCommandError::from)?;
+    Ok(Json(()))
+}
+
 #[derive(Deserialize)]
 #[serde(rename_all = "camelCase")]
 pub struct PathParams {

src-tauri/src/web/router.rs

@@ -106,6 +106,10 @@ pub fn build_router(state: Arc<AppState>, token: String, static_dir: std::path::
             "/remove_folder_from_workspace",
             post(handlers::folders::remove_folder_from_workspace),
         )
+        .route(
+            "/reorder_folders",
+            post(handlers::folders::reorder_folders),
+        )
         .route(
             "/add_folder_to_history",
             post(handlers::folders::add_folder_to_history),