chore(quality): apply ruff autofixes and formatting (29 fixes, 41 files reformatted)

backend/app/schemas/auth.py

@@ -5,25 +5,35 @@ from pydantic import BaseModel, EmailStr, Field
 
 class RegisterRequest(BaseModel):
     """Request body for self-service registration."""
-    account_name: str = Field(..., min_length=2, max_length=255, description="Company/account name")
-    full_name: str = Field(..., min_length=2, max_length=255, description="Admin user's full name")
+
+    account_name: str = Field(
+        ..., min_length=2, max_length=255, description="Company/account name"
+    )
+    full_name: str = Field(
+        ..., min_length=2, max_length=255, description="Admin user's full name"
+    )
     email: EmailStr = Field(..., description="Admin user's email address")
-    password: str = Field(..., min_length=8, max_length=128, description="Password (min 8 characters)")
+    password: str = Field(
+        ..., min_length=8, max_length=128, description="Password (min 8 characters)"
+    )
 
 
 class LoginRequest(BaseModel):
     """Request body for login."""
+
     email: EmailStr
     password: str
 
 
 class RefreshRequest(BaseModel):
     """Request body for token refresh."""
+
     refresh_token: str
 
 
 class UserInfo(BaseModel):
     """Basic user info returned with tokens (no password hash)."""
+
     id: str
     email: str
     full_name: str
@@ -35,6 +45,7 @@ class UserInfo(BaseModel):
 
 class TokenResponse(BaseModel):
     """Response with access and refresh tokens, plus user info."""
+
     access_token: str
     refresh_token: str
     token_type: str = "bearer"
@@ -43,6 +54,7 @@ class TokenResponse(BaseModel):
 
 class UserResponse(BaseModel):
     """Public user representation (no password hash)."""
+
     id: str
     email: str
     full_name: str