feat(linkage): 鞍座自动投入生产 + 实绩生产阶段数据 + 去掉口语化提示

- 产线空闲时自动把上卷鞍座预备卷投入生产；产线在产则等上一卷完成生成实绩后自动进入
- 引擎循环间隔降到5s，自动推进更及时
- 实绩页：ProductionRecordOut 增加生产阶段字段；点击行在下方展示生产阶段数据
- 移除入口跟踪/物料跟踪/成本页的口语化提示小字

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

backend/app/schemas/production.py

@@ -81,6 +81,19 @@ class ProductionRecordOut(BaseModel):
     offline_time: Optional[datetime] = None
     status: Optional[str] = None
     remark: Optional[str] = None
+    # 生产阶段数据
+    shift_date: Optional[datetime] = None
+    start_time: Optional[datetime] = None
+    end_time: Optional[datetime] = None
+    process_length: Optional[float] = None
+    process_weight: Optional[float] = None
+    avg_speed: Optional[float] = None
+    max_speed: Optional[float] = None
+    acid_consumption: Optional[float] = None
+    inlet_thickness: Optional[float] = None
+    inlet_width: Optional[float] = None
+    quality_grade: Optional[str] = None
+    operator: Optional[str] = None
     created_at: datetime
 
     class Config:

backend/app/services/line_service.py

@@ -212,13 +212,25 @@ async def detect_downtime(db: AsyncSession):
             logger.info("自动检测到停机，已新增待补充停机记录")
 
 
+async def auto_commit_saddle(db: AsyncSession):
+    """产线空闲(无在产卷)且上卷鞍座有预备卷 → 自动投入生产（无需人工点击）。"""
+    res = await db.execute(select(ProductionPlan).where(ProductionPlan.status == "producing"))
+    if res.scalars().first() is not None:
+        return  # 产线占用：鞍座预备卷等待上一卷生产完成
+    saddle = await _saddle_plan(db)
+    if saddle is None:
+        return
+    await commit_plan(db, saddle)
+
+
 async def tick(db: AsyncSession):
-    """引擎单步：推进在产卷 + 停机检测（在线为人工触发，不自动上线）。"""
+    """引擎单步：推进在产卷 → 产线空闲则自动投入鞍座预备卷 → 停机检测。"""
     await advance_production(db)
+    await auto_commit_saddle(db)
     await detect_downtime(db)
 
 
-async def run_engine_loop(interval_s: int = 15):
+async def run_engine_loop(interval_s: int = 5):
     """后台循环，使联动在无人查看时也能自动推进。"""
     import asyncio
     from app.database import AsyncSessionLocal