chore(quality): apply ruff autofixes and formatting (223 fixes, regression-free: 118/118 tests pass)

app/schemas/deal.py

@@ -4,7 +4,6 @@ from __future__ import annotations
 
 from datetime import date, datetime
 from decimal import Decimal
-from typing import Optional
 
 from pydantic import BaseModel, ConfigDict, Field
 
@@ -16,9 +15,9 @@ class DealBase(BaseModel):
     value: Decimal = Field(default=Decimal("0"), max_digits=12, decimal_places=2)
     currency: str = Field(default="EUR", min_length=3, max_length=3)
     stage: DealStage = DealStage.lead
-    close_date: Optional[date] = None
+    close_date: date | None = None
     account_id: int
-    won_lost_reason: Optional[str] = Field(None, max_length=512)
+    won_lost_reason: str | None = Field(None, max_length=512)
 
 
 class DealCreate(DealBase):
@@ -26,11 +25,11 @@ class DealCreate(DealBase):
 
 
 class DealUpdate(BaseModel):
-    title: Optional[str] = Field(None, min_length=1, max_length=255)
-    value: Optional[Decimal] = Field(None, max_digits=12, decimal_places=2)
-    currency: Optional[str] = Field(None, min_length=3, max_length=3)
-    close_date: Optional[date] = None
-    won_lost_reason: Optional[str] = Field(None, max_length=512)
+    title: str | None = Field(None, min_length=1, max_length=255)
+    value: Decimal | None = Field(None, max_digits=12, decimal_places=2)
+    currency: str | None = Field(None, min_length=3, max_length=3)
+    close_date: date | None = None
+    won_lost_reason: str | None = Field(None, max_length=512)
 
 
 class DealOut(DealBase):
@@ -41,7 +40,7 @@ class DealOut(DealBase):
     owner_id: int
     created_at: datetime
     updated_at: datetime
-    deleted_at: Optional[datetime] = None
+    deleted_at: datetime | None = None
 
 
 class DealListItem(DealOut):
@@ -52,7 +51,7 @@ class DealStageUpdate(BaseModel):
     """Body for PATCH /api/v1/deals/{id}/stage."""
 
     stage: DealStage
-    reason: Optional[str] = Field(None, max_length=512)
+    reason: str | None = Field(None, max_length=512)
 
 
 class DealPipelineOut(BaseModel):