chore: format code and clean up unused props

- Run cargo fmt on Rust backend code
- Format TypeScript imports and code style
- Remove unused appId prop from ProviderPresetSelector
- Clean up unused variables in tests
- Integrate notes field handling in provider dialogs

src/components/providers/AddProviderDialog.tsx

@@ -45,6 +45,7 @@ export function AddProviderDialog({
       // 构造基础提交数据
       const providerData: Omit<Provider, "id"> = {
         name: values.name.trim(),
+        notes: values.notes?.trim() || undefined,
         websiteUrl: values.websiteUrl?.trim() || undefined,
         settingsConfig: parsedConfig,
         ...(values.presetCategory ? { category: values.presetCategory } : {}),