feat: upgrade Rust code to full Tauri 2.0 compatibility

- Add tauri-plugin-shell and tauri-plugin-opener dependencies
- Update permissions configuration to support shell and opener operations
- Refactor open_config_folder and open_external commands to use secure plugin APIs
- Remove unsafe direct std::process::Command usage
- Initialize necessary Tauri plugins
- Ensure all external operations comply with Tauri 2.0 security standards

src-tauri/capabilities/default.json

@@ -6,6 +6,9 @@
     "main"
   ],
   "permissions": [
-    "core:default"
+    "core:default",
+    "shell:allow-open",
+    "shell:allow-execute",
+    "opener:default"
   ]
-}
+}