replace dumb function

Services/FocusedWindowService.qml

@@ -44,35 +44,8 @@ Singleton {
     function getDisplayName(appId) {
         if (!appId)
             return "";
-
-        const appNames = {
-            "com.mitchellh.ghostty": "Ghostty",
-            "org.mozilla.firefox": "Firefox",
-            "org.gnome.Nautilus": "Files",
-            "org.gnome.TextEditor": "Text Editor",
-            "com.google.Chrome": "Chrome",
-            "org.telegram.desktop": "Telegram",
-            "com.spotify.Client": "Spotify",
-            "org.kde.konsole": "Konsole",
-            "org.gnome.Terminal": "Terminal",
-            "code": "VS Code",
-            "code-oss": "VS Code",
-            "org.mozilla.Thunderbird": "Thunderbird",
-            "org.libreoffice.LibreOffice": "LibreOffice",
-            "org.gimp.GIMP": "GIMP",
-            "org.blender.Blender": "Blender",
-            "discord": "Discord",
-            "slack": "Slack",
-            "zoom": "Zoom"
-        };
-        if (appNames[appId])
-            return appNames[appId];
-
-        
-        let cleanName = appId.replace(/^(org\.|com\.|net\.|io\.)/, '').replace(/\./g, ' ').split(' ').map((word) => {
-            return word.charAt(0).toUpperCase() + word.slice(1);
-        }).join(' ');
-        return cleanName;
+        const desktopEntry = DesktopEntries.byId(appId);
+        return desktopEntry && desktopEntry.name ? desktopEntry.name : "";
     }
 
     Component.onCompleted: {