支持删除集合条目

src/lib/api-client.ts

@@ -95,6 +95,12 @@ export const collectionsApi = {
       body: JSON.stringify(stock),
     });
   },
+
+  removeStock(collectionId: number, stockCode: string): Promise<{ success: boolean }> {
+    return apiFetch(`/api/collections/${collectionId}/stocks/${stockCode}`, {
+      method: "DELETE",
+    });
+  },
 };
 
 // 分享链接 API