Add RED4ext logging shim

tools/install_red4ext_shim.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+repo_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+game_dir="${CYBERPUNK2077_GAME_DIR:-/var/home/salt/.var/app/com.valvesoftware.Steam/.local/share/Steam/steamapps/common/Cyberpunk 2077}"
+plugin_out="$game_dir/red4ext/plugins/EdgeWeightGPS"
+
+dll_path="$("$repo_root/tools/build_red4ext_shim.sh" | tail -n 1)"
+mkdir -p "$plugin_out"
+install -m 0644 "$dll_path" "$plugin_out/EdgeWeightGPS.dll"
+
+printf 'Installed %s\n' "$plugin_out/EdgeWeightGPS.dll"