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

app/schemas/account.py

@@ -3,8 +3,7 @@
 from __future__ import annotations
 
 from datetime import datetime
-from decimal import Decimal
-from typing import Any, Optional
+from typing import Any
 
 from pydantic import BaseModel, ConfigDict, Field
 
@@ -15,10 +14,10 @@ class AccountBase(BaseModel):
     """Shared fields for create/update."""
 
     name: str = Field(..., min_length=1, max_length=255)
-    website: Optional[str] = Field(None, max_length=512)
-    industry: Optional[Industry] = None
-    size: Optional[AccountSize] = None
-    address: Optional[dict[str, Any]] = None
+    website: str | None = Field(None, max_length=512)
+    industry: Industry | None = None
+    size: AccountSize | None = None
+    address: dict[str, Any] | None = None
 
 
 class AccountCreate(AccountBase):
@@ -30,11 +29,11 @@ class AccountCreate(AccountBase):
 class AccountUpdate(BaseModel):
     """Request body for PATCH /api/v1/accounts/{id}. All optional."""
 
-    name: Optional[str] = Field(None, min_length=1, max_length=255)
-    website: Optional[str] = Field(None, max_length=512)
-    industry: Optional[Industry] = None
-    size: Optional[AccountSize] = None
-    address: Optional[dict[str, Any]] = None
+    name: str | None = Field(None, min_length=1, max_length=255)
+    website: str | None = Field(None, max_length=512)
+    industry: Industry | None = None
+    size: AccountSize | None = None
+    address: dict[str, Any] | None = None
 
 
 class AccountOut(AccountBase):
@@ -47,7 +46,7 @@ class AccountOut(AccountBase):
     owner_id: int
     created_at: datetime
     updated_at: datetime
-    deleted_at: Optional[datetime] = None
+    deleted_at: datetime | None = None
 
 
 class AccountListItem(AccountOut):