chore: frontend and schedule module

frontend/app/services/api.ts

@@ -567,12 +567,11 @@ export async function getLatestScriptVersion(
   workspaceId: string,
   scriptId: string,
 ): Promise<LatestVersion | null> {
-  const resp = await apiRequest<{ data: LatestVersion | null }>(
+  return apiRequest<LatestVersion | null>(
     `/api/v1/scripts/${scriptId}/latest-version`,
     {},
     workspaceId,
   );
-  return resp.data;
 }
 
 export async function listScriptVersions(

schedule/src/schedule/orchestrator.py

@@ -13,10 +13,10 @@ post-back (see ``schedule.service.trigger_schedule``).
 from __future__ import annotations
 
 import asyncio
-import logging
 from datetime import timedelta
 from typing import Any
 
+from loguru import logger
 from sqlalchemy import select
 from sqlalchemy.ext.asyncio import AsyncSession, async_sessionmaker
 
@@ -36,8 +36,6 @@ from schedule.context import (
     TERMINAL_RUN_STATES,
 )
 
-LOGGER = logging.getLogger(__name__)
-
 
 class DispatchOrchestrator:
     """Polls Outbox + advances DAG schedule runs.
@@ -128,7 +126,7 @@ class DispatchOrchestrator:
             except asyncio.CancelledError:
                 raise
             except Exception:
-                LOGGER.exception("database event loop failed")
+                logger.exception("database event loop failed")
                 await asyncio.sleep(1)
 
     async def _execution_loop(self) -> None:
@@ -140,7 +138,7 @@ class DispatchOrchestrator:
             except asyncio.CancelledError:
                 raise
             except Exception:
-                LOGGER.exception("node execute loop failed")
+                logger.exception("node execute loop failed")
                 await asyncio.sleep(1)
 
     async def _claim_execution_events(
@@ -216,7 +214,7 @@ class DispatchOrchestrator:
                 .with_for_update()
             )
             if item is None:
-                LOGGER.warning("execution event %s disappeared", event_id)
+                logger.warning("execution event {} disappeared", event_id)
                 return
             if exc is None:
                 item.event_status = "published"

schedule/src/schedule/scheduler.py

@@ -15,11 +15,12 @@ restarts.
 from __future__ import annotations
 
 import asyncio
-import logging
 from datetime import UTC
 from typing import Awaitable, Callable
 from zoneinfo import ZoneInfo
 
+from loguru import logger
+
 from apscheduler.schedulers.asyncio import AsyncIOScheduler
 from apscheduler.triggers.cron import CronTrigger
 from sqlalchemy import select
@@ -31,8 +32,6 @@ from common.scheduler import build_sqlalchemy_jobstore
 
 from schedule.context import naive_utc
 
-LOGGER = logging.getLogger(__name__)
-
 # APScheduler's persistent SQLAlchemy job store pickles each job.  A bound
 # ``CronScheduler`` method captures this instance (including SQLAlchemy engine
 # state) and therefore cannot be pickled.  Keep the persisted callable at
@@ -111,7 +110,7 @@ class CronScheduler:
             except asyncio.CancelledError:
                 raise
             except Exception:
-                LOGGER.exception("cron job synchronization failed")
+                logger.exception("cron job synchronization failed")
             await asyncio.sleep(5)
 
     async def _sync_once(self) -> None:

schedule/src/schedule/service.py

@@ -20,11 +20,11 @@ service shares the same MySQL via the Docker network).
 
 from __future__ import annotations
 
-import logging
 from datetime import UTC, datetime
 from typing import Any
 
 import httpx
+from loguru import logger
 from sqlalchemy.ext.asyncio import AsyncSession, async_sessionmaker
 
 from common.config import settings
@@ -39,8 +39,6 @@ from schedule.orchestrator import DispatchOrchestrator
 from schedule.scheduler import CronScheduler
 from schedule.worker import NodeExecutor
 
-LOGGER = logging.getLogger(__name__)
-
 
 class SchedulerService:
     """Composes cron / orchestrator / worker into one bootable service.
@@ -153,8 +151,8 @@ class SchedulerService:
         except TriggerError as exc:
             # Most likely: idempotency_key collision from a previous
             # tick in the same minute — silently no-op.
-            LOGGER.info(
+            logger.info(
-                "cron trigger no-op for schedule %s: %s", schedule_id, exc,
+                "cron trigger no-op for schedule {}: {}", schedule_id, exc,
             )
 
     async def process_pending_events(

schedule/src/schedule/worker.py

@@ -16,11 +16,11 @@ from __future__ import annotations
 import asyncio
 import hashlib
 import json
-import logging
 import traceback
 from pathlib import Path
 from typing import Any
 
+from loguru import logger
 from sqlalchemy import select
 
 from common.db import session_scope
@@ -38,8 +38,6 @@ from common.eventing import add_outbox_event, event_time, utcnow
 from schedule.context import TERMINAL_NODE_STATES
 from schedule.execution import ExecutionResult, execute_artifact
 
-LOGGER = logging.getLogger(__name__)
-
 
 class NodeExecutor:
     """Owns the actual execution of one schedule node (notebook / python)."""
@@ -368,7 +366,7 @@ class NodeExecutor:
             result_id = result_object["storage_object_id"]
         except Exception as exc:
             upload_error = f"result upload failed: {exc}"[:2000]
-            LOGGER.exception("failed to upload node execution artifacts")
+            logger.exception("failed to upload node execution artifacts")
         return log_id, result_id, upload_error
 
     @staticmethod