work = Path(work).absolute()

if not work.is_dir():

raise ValueError("harness root unavailable")

roots = sorted({p.parent for p in work.rglob("daemon-images") if p.is_dir()})

success = True

for root in roots:

env = os.environ.copy()

env.update(HOME=str(work / "home"), XDG_CONFIG_HOME=str(work / "xdg"),

BCODE_STATE_DIR=str(root))

for config in (work / "config.toml", work / "bcode.toml"):

if config.is_file():

env["BCODE_CONFIG"] = str(config)

break

# Prevent inherited routing from reaching the user's daemon.

for key in ("BCODE_SOCKET", "BCODE_IPC_ENDPOINT", "BCODE_IPC_ENDPOINT_NAMESPACE",

"BCODE_CONFIG_TOML", "BCODE_SESSION_STORE_DIR", "BCODE_STATE_PROFILE"):

env.pop(key, None)

try:

subprocess.run([binary, "--state-root", str(root), "server", "stop-if-idle", "--wait"],

env=env, capture_output=True, timeout=40, check=False)

except (OSError, subprocess.TimeoutExpired):

pass

try:

result = subprocess.run([binary, "--state-root", str(root), "server", "prune-idle-images"],

env=env, capture_output=True, timeout=40, check=False)

if result.returncode:

success = False

print(f"runtime images preserved; cleanup unverified: {root}", file=sys.stderr)

except (OSError, subprocess.TimeoutExpired):

success = False

print(f"runtime images preserved; cleanup incomplete: {root}", file=sys.stderr)