123456789101112# Albedo-owned MCP stdio launcher: no shell, scoped cwd, silent stderr.import osimport sys
_, cwd, command, *arguments = sys.argvwith open(os.devnull, "wb", buffering=0) as sink: os.dup2(sink.fileno(), 2)if cwd: os.chdir(cwd) os.environ["PWD"] = cwdos.execve(command, [command, *arguments], os.environ)