feat(driver-store): add storage usage breakdown

src-tauri/src/commands/agents.rs

@@ -3,7 +3,8 @@ use std::sync::Arc;
 use tauri::{Emitter, State};
 
 use dbx_core::agent_manager::{
-    AgentDriverInfo, AgentManager, InstalledDriver, JavaRuntimeConfig, JavaRuntimeMode, DEFAULT_JRE_KEY,
+    AgentDriverInfo, AgentManager, DriverStoreUsage, InstalledDriver, JavaRuntimeConfig, JavaRuntimeMode,
+    DEFAULT_JRE_KEY,
 };
 use dbx_core::agent_service::{
     build_agent_list, download_temp_path, fetch_registry, find_local_agent_jar, github_url_to_r2_path,
@@ -23,6 +24,11 @@ pub async fn list_installed_agents(state: State<'_, Arc<AppState>>) -> Result<Ve
     Ok(build_agent_list(&state.agent_manager, registry.as_ref()))
 }
 
+#[tauri::command]
+pub async fn get_driver_store_usage(state: State<'_, Arc<AppState>>) -> Result<DriverStoreUsage, String> {
+    Ok(state.agent_manager.collect_driver_store_usage(state.plugins.root_dir()))
+}
+
 #[tauri::command]
 pub async fn install_agent(
     app: tauri::AppHandle,