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

app/schemas/contact.py

@@ -3,7 +3,6 @@
 from __future__ import annotations
 
 from datetime import datetime
-from typing import Optional
 
 from pydantic import BaseModel, ConfigDict, EmailStr, Field
 
@@ -11,9 +10,9 @@ from pydantic import BaseModel, ConfigDict, EmailStr, Field
 class ContactBase(BaseModel):
     first_name: str = Field(..., min_length=1, max_length=128)
     last_name: str = Field(..., min_length=1, max_length=128)
-    email: Optional[EmailStr] = None
-    phone: Optional[str] = Field(None, max_length=64)
-    account_id: Optional[int] = None
+    email: EmailStr | None = None
+    phone: str | None = Field(None, max_length=64)
+    account_id: int | None = None
 
 
 class ContactCreate(ContactBase):
@@ -21,11 +20,11 @@ class ContactCreate(ContactBase):
 
 
 class ContactUpdate(BaseModel):
-    first_name: Optional[str] = Field(None, min_length=1, max_length=128)
-    last_name: Optional[str] = Field(None, min_length=1, max_length=128)
-    email: Optional[EmailStr] = None
-    phone: Optional[str] = Field(None, max_length=64)
-    account_id: Optional[int] = None
+    first_name: str | None = Field(None, min_length=1, max_length=128)
+    last_name: str | None = Field(None, min_length=1, max_length=128)
+    email: EmailStr | None = None
+    phone: str | None = Field(None, max_length=64)
+    account_id: int | None = None
 
 
 class ContactOut(ContactBase):
@@ -36,7 +35,7 @@ class ContactOut(ContactBase):
     owner_id: int
     created_at: datetime
     updated_at: datetime
-    deleted_at: Optional[datetime] = None
+    deleted_at: datetime | None = None
 
 
 class ContactListItem(ContactOut):