Use client terminal width to format help

integration-tests/src/test/java/org/mvndaemon/mvnd/assertj/TestClientOutput.java

@@ -57,6 +57,11 @@ public class TestClientOutput implements ClientOutput {
         accept(Message.display("Test terminal"));
     }
 
+    @Override
+    public int getTerminalWidth() {
+        return 74;
+    }
+
     public List<Message> getMessages() {
         return messages;
     }

integration-tests/src/test/java/org/mvndaemon/mvnd/junit/NativeTestClient.java

@@ -70,6 +70,7 @@ public class NativeTestClient implements Client {
             final String threads = parameters.threads();
             Environment.MVND_THREADS.appendAsCommandLineOption(cmd::add, threads);
         }
+        Environment.MVND_TERMINAL_WIDTH.appendAsCommandLineOption(cmd::add, Integer.toString(output.getTerminalWidth()));
 
         final ProcessBuilder builder = new ProcessBuilder(cmd.toArray(new String[0]))
                 .directory(parameters.userDir().toFile()) //