Remove unusd imports. Handle redirects properly.

sig/client.java

@@ -1,13 +1,9 @@
 package sig;
-import java.io.IOException;
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.net.http.HttpRequest;
 import java.net.http.HttpResponse;
-import java.net.http.HttpResponse.BodyHandlers;
 
 import sig.exceptions.FailedResponseException;
 import sig.requests.GETRequest;
+
 public class client {
     public static void main(String[] args) {
         try {

sig/requests/GETRequest.java

@@ -1,6 +1,5 @@
 package sig.requests;
 
-import java.io.File;
 import java.io.IOException;
 import java.net.URI;
 import java.net.URISyntaxException;
@@ -59,7 +58,9 @@ public class GETRequest{
             .headers(headers)
             .timeout(Duration.ofMillis(timeout))
             .GET().build();
-            client = HttpClient.newBuilder().build();
+            client = HttpClient.newBuilder()
+            .followRedirects(HttpClient.Redirect.ALWAYS)
+            .build();
         } catch (URISyntaxException e) {
             e.printStackTrace();
         }