better parsing for boolean options

src/main/java/me/bobert/netneutrality/context/MessageCommandContext.java

@@ -177,7 +177,15 @@ public class MessageCommandContext extends CommandContext {
 
                         value = num;
                     }
-                    case BOOLEAN -> value = Boolean.parseBoolean(args[index]);
+                    case BOOLEAN -> {
+                        String str = args[index];
+                        if (str.equalsIgnoreCase("true") || str.equalsIgnoreCase("false")) {
+                            value = Boolean.parseBoolean(str);
+                            break;
+                        }
+
+                        invalidateContext(data, "expected true or false");
+                    }
                     case NUMBER -> {
                         double num = Long.parseLong(args[index]);
                         if (!choices.isEmpty()) {