refactor: clean up imports and enhance type definitions across multiple components for improved clarity and maintainability

app/rules/page.tsx

@@ -16,7 +16,7 @@ import {
   normalizeDescription,
   suggestKeyword,
 } from "@/components/rules/constants";
-import type { Transaction, Category } from "@/lib/types";
+import type { Transaction } from "@/lib/types";
 
 interface TransactionGroup {
   key: string;

app/settings/page.tsx

@@ -52,7 +52,7 @@ export default function SettingsPage() {
 
         update(importedData);
         alert("Données importées avec succès");
-      } catch (error) {
+      } catch {
         alert("Erreur lors de l'import");
       } finally {
         setImporting(false);