Update main.d

так более лаконично

main.d

@@ -1,14 +1,13 @@
-import std.stdio, std.json, std.getopt;
+import std.stdio, std.json;
 import std.net.curl, std.conv: to;
 import core.stdc.stdlib: exit;
 
-void main(string[] args) {
-    string serverName;
-    try getopt(args, config.required, "server|s", "Matrix server domain", &serverName);
-    catch (GetOptException e) {
-        writeln(e.msg);
+void main(string[] arg) {
+    if (arg.length < 2) {
+        writefln("Missing server name. Specify it by following example: '%s ebloid.ru'", arg[0]);
         exit(1);
     }
+    string serverName = arg[1];
 
     CHECK:
     serverName = "https://"~serverName;