fix(01): align image upload field name and wrap category delete in transaction

src/client/lib/api.ts

@@ -52,7 +52,7 @@ export async function apiDelete<T>(url: string): Promise<T> {
 
 export async function apiUpload<T>(url: string, file: File): Promise<T> {
   const formData = new FormData();
-  formData.append("file", file);
+  formData.append("image", file);
   const res = await fetch(url, {
     method: "POST",
     body: formData,