Updated RS Games.

.install/RS Games.sh

@@ -1,6 +1,27 @@
-download "http://rsgames.org/rsdownloads/rsgclient/rsgames-client-setup-2.01.exe"
+# shellcheck shell=bash disable=SC2154  # cache and WINEPREFIX are shared AGM installer state.
 export WINEARCH=win64
-export winVer="win7"
-install_wine_bottle
-wine "${cache}/rsgames-client-setup-2.01.exe" /silent
-add_launcher "c:\Program Files (x86)\RS Games Client\rsg.exe"
+export winVer="win10"
+
+# Keep the cache filename versioned: upstream reuses the asset name for each release.
+download "https://github.com/rsgames-zgp/rsgames-client-releases/releases/download/v2.3/rsg-windows-x86_64.exe?filename=rsgames-client-setup-2.3.exe" || exit 1
+install_wine_bottle || exit 1
+
+# Preserve Wine's exit status through the progress wrapper's pipeline.
+if ! (
+    set -o pipefail
+    install_with_progress wine "Installing RS Games..." \
+        "${cache}/rsgames-client-setup-2.3.exe" \
+        /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP- /NOICONS /TASKS= \
+        /NOCLOSEAPPLICATIONS /NORESTARTAPPLICATIONS \
+        '/DIR=C:\Program Files\RS Games Client'
+); then
+    alert "RS Games" "Installation failed. No launcher was added."
+    exit 1
+fi
+
+if [[ ! -s "${WINEPREFIX}/drive_c/Program Files/RS Games Client/rsg.exe" ]]; then
+    alert "RS Games" "The game executable was not installed. No launcher was added."
+    exit 1
+fi
+
+add_launcher 'c:\Program Files\RS Games Client\rsg.exe'