feat: Add scripts and systemd services for SteamOS session management and game launching

ansible/files/game_station/bin/user/update_roms.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+set -euo pipefail
+LOGFILE="$HOME/.local/logs/update_roms.log"
+
+log() { echo "[$(date --iso-8601=seconds)] $*" | tee -a "$LOGFILE"; }
+
+ROM_MANAGER_BIN="$(command -v srm || true)"
+if [ -z "$ROM_MANAGER_BIN" ]; then
+  log "ERROR: srm (Steam ROM Manager) not found in PATH"
+  exit 127
+fi
+log "Updating Steam ROM Manager"
+$ROM_MANAGER_BIN add >> "$LOGFILE" 2>&1 || {
+  log "ERROR: Steam ROM Manager update failed"
+  exit 1
+}
+log "Steam ROM Manager update completed successfully, restarting Steam service if running"
+if systemctl --user is-active --quiet steam.scope; then
+  log "Restarting Steam service to apply changes"
+  systemctl --user restart steam.scope
+  log "Steam service restarted"
+else
+  log "Steam service is not running, no need to restart"
+fi