Don't use the default client for requestcached

main.go

@@ -96,6 +96,12 @@ func LimitedHttp(rps float64, burst int) *http.Client {
 	}
 }
 
+var client = http.DefaultClient
+
+func WithClient(nclient *http.Client) {
+	client = nclient
+}
+
 func RequestCached[T any](req *http.Request, filename string) (T, error) {
 	var zero T
 
@@ -105,7 +111,7 @@ func RequestCached[T any](req *http.Request, filename string) (T, error) {
 			return zero, fmt.Errorf("failed to read cache: %w", err)
 		}
 
-		resp, httpErr := http.DefaultClient.Do(req)
+		resp, httpErr := client.Do(req)
 		if httpErr != nil {
 			return zero, fmt.Errorf("HTTP request failed: %w", httpErr)
 		}