feat: Szenario-Eintraege als eine editierbare Tabelle

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

finance/app/routers/gui.py

@@ -264,6 +264,7 @@ def _scenario_rows(session: Session, scenarios: list, loans: list) -> list[dict]
         }
         modifiers = session.execute(
             select(ScenarioModifier).where(ScenarioModifier.scenario_id == sc.id)
+            .order_by(ScenarioModifier.id)
         ).scalars().all()
         planned_items = session.execute(
             select(ScenarioPlannedItem)