feat: sync latest ARR implementation

arr_web/agent_writeback_runtime.py

@@ -2,9 +2,7 @@
 
 from __future__ import annotations
 
-import importlib.util
 import os
-import sys
 from dataclasses import dataclass
 from pathlib import Path
 from typing import Any, Callable, Optional
@@ -19,12 +17,13 @@ from arr_processing.postgres import PostgresProcessingState, ProcessingDatabaseC
 from arr_processing.registration import ProcessingOutputRegistrar, RemoteFilePort
 from arr_processing.remote_files import PrefixRemoteFilePort
 from arr_processing.runner import ProcessingRunner, RemoteRunSnapshot
+from arr_processing.policy import load_processor_policy
 from arr_storage.aliyun_oss_v2 import AliyunOssConfig, AliyunOssV2Client
 from arr_storage.contracts import ObjectKeyPolicy
 from arr_storage.exchange import OutputExchangeConfig
 from arr_storage.remote import CloudObjectBackend
 from arr_storage.store import ManagedObjectStore
-from arr_web.services import ProcessingAgentResultCoordinator
+from arr_web.legacy_agent_services import ProcessingAgentResultCoordinator
 
 
 class CallbackOnlyTransport:
@@ -60,32 +59,6 @@ class AgentWritebackRuntime:
             self.close_callback()
 
 
-def load_processor_policy(project_root: Path) -> ProcessorPolicy:
-    skill_root = (project_root / "arr-opera-daily-ingest").resolve()
-    script = skill_root / "scripts" / "process_daily.py"
-    module_name = "_arr_runtime_process_daily"
-    specification = importlib.util.spec_from_file_location(module_name, script)
-    if specification is None or specification.loader is None:
-        raise ValueError("ARR daily processor identity is unavailable")
-    module = importlib.util.module_from_spec(specification)
-    prior = sys.modules.get(module_name)
-    sys.modules[module_name] = module
-    try:
-        specification.loader.exec_module(module)
-        processor_version = str(module.PROCESSOR_VERSION)
-        rule_set_sha256 = str(module.rule_set_sha256())
-    finally:
-        if prior is None:
-            sys.modules.pop(module_name, None)
-        else:
-            sys.modules[module_name] = prior
-    return ProcessorPolicy(
-        processor_version=processor_version,
-        rule_set_sha256=rule_set_sha256,
-        skill_root=skill_root,
-    )
-
-
 def compose_agent_writeback(
     *,
     object_store: ManagedObjectStore,