idac: hotfix for title port and changelog

changelog.md

@@ -1,6 +1,13 @@
 # Changelog
 Documenting updates to ARTEMiS, to be updated every time the master branch is pushed to.
 
+## 20231015
+### maimai DX
++ Added support for FESTiVAL PLUS
+
+### Card Maker
++ Added support for maimai DX FESTiVAL PLUS
+
 ## 20231001
 ### Initial D THE ARCADE
 + Added support for Initial D THE ARCADE S2
@@ -13,13 +20,6 @@ Documenting updates to ARTEMiS, to be updated every time the master branch is pu
   + Frontend to download profile added
   + Importer to import profiles added
 
-## 20231015
-### maimai DX
-+ Added support for FESTiVAL PLUS
-
-### Card Maker
-+ Added support for maimai DX FESTiVAL PLUS
-
 ## 20230716
 ### General
 + Docker files added (#19)

titles/idac/index.py

@@ -83,7 +83,7 @@ class IDACServlet:
         self, game_code: str, game_ver: int, keychip: str
     ) -> Tuple[bool, str, str]:
         title_port_int = Utils.get_title_port(self.core_cfg)
-        t_port = f":{title_port_int}" if title_port_int != 80 and not self.core_cfg.server.is_using_proxy else ""
+        t_port = f":{title_port_int}" if title_port_int and not self.core_cfg.server.is_using_proxy else ""
 
         return (
             f"",