Fix sale countdown timer to properly update when sale dates change

- Fix SaleCountdown useEffect dependency array to include saleEndDate
- Remove console logs and debug output from page.tsx
- Clean up date parsing logic and remove unnecessary error handling
- Ensure countdown recalculates when sale end date changes
- Fix TypeScript type comparison for sale_active boolean check

src/services/api.ts

@@ -69,7 +69,8 @@ export const colorService = {
 
 export const filamentService = {
   getAll: async () => {
-    const response = await api.get('/filaments');
+    const cacheBuster = Date.now();
+    const response = await api.get(`/filaments?_t=${cacheBuster}`);
     return response.data;
   },