- ProcessManager.Start() reads SERVER_BINARY and SERVER_PARAMS from env with platform-based defaults as fallback - SteamCmdManager.run() reads STEAMCMD_PATH from env, defaults to 'steamcmd' - Makefile: add SERVER_BINARY/SERVER_PARAMS/STEAMCMD_PATH variables, copy stubs to dev-deploy in 'make dev', pass env vars to backend - .gitignore: add bin/