PPR ACK and Bulk Logging start

backend/app/api/endpoints/pprs.py

@@ -239,6 +239,41 @@ async def update_ppr_status(
     return ppr
 
 
+@router.post("/{ppr_id}/acknowledge", response_model=PPR)
+async def acknowledge_ppr_strip(
+    request: Request,
+    ppr_id: int,
+    db: Session = Depends(get_db),
+    current_user: User = Depends(get_current_operator_user)
+):
+    """Acknowledge that the operator has created the paper strip for a PPR."""
+    client_ip = get_client_ip(request)
+    ppr = crud_ppr.acknowledge_strip(
+        db,
+        ppr_id=ppr_id,
+        user=current_user.username,
+        user_ip=client_ip
+    )
+    if not ppr:
+        raise HTTPException(
+            status_code=status.HTTP_404_NOT_FOUND,
+            detail="PPR record not found"
+        )
+
+    if hasattr(request.app.state, 'connection_manager'):
+        await request.app.state.connection_manager.broadcast({
+            "type": "ppr_acknowledged",
+            "data": {
+                "id": ppr.id,
+                "ac_reg": ppr.ac_reg,
+                "acknowledged_dt": ppr.acknowledged_dt.isoformat() if ppr.acknowledged_dt else None,
+                "acknowledged_by": ppr.acknowledged_by
+            }
+        })
+
+    return ppr
+
+
 @router.delete("/{ppr_id}", response_model=PPR)
 async def delete_ppr(
     request: Request,
@@ -451,4 +486,4 @@ async def activate_ppr(
             f"PPR activated: arrival #{new_arrival.id} created"
             + (f", departure #{new_departure.id} queued (will appear when aircraft lands)" if new_departure else "")
         )
-    }
+    }