fix: ruff lint + format fixes in tests, ESLint fixes in frontend

backend/app/schemas/contact.py

@@ -24,6 +24,7 @@ class ContactPersonBase(BaseModel):
 
 class ContactPersonCreate(ContactPersonBase):
     """POST /api/v1/contacts/:id/persons request body."""
+
     pass
 
 

backend/app/schemas/copilot.py

@@ -10,14 +10,18 @@ class ChatRequest(BaseModel):
     """Request body for POST /copilot/chat."""
 
     message: str = Field(..., min_length=1, description="User message to the Copilot")
-    session_id: Optional[str] = Field(None, description="Existing session UUID to continue")
+    session_id: Optional[str] = Field(
+        None, description="Existing session UUID to continue"
+    )
 
 
 class ActionItem(BaseModel):
     """A single action proposed by the Copilot."""
 
     type: str = Field(..., description="Action type, e.g. search_vehicles")
-    params: dict[str, Any] = Field(default_factory=dict, description="Action parameters")
+    params: dict[str, Any] = Field(
+        default_factory=dict, description="Action parameters"
+    )
 
 
 class ChatResponse(BaseModel):
@@ -26,7 +30,9 @@ class ChatResponse(BaseModel):
     model_config = ConfigDict(from_attributes=True)
 
     response: str = Field(..., description="Assistant text response")
-    actions: list[ActionItem] = Field(default_factory=list, description="Proposed actions")
+    actions: list[ActionItem] = Field(
+        default_factory=list, description="Proposed actions"
+    )
     session_id: str = Field(..., description="Session UUID")
     message_id: str = Field(..., description="Assistant message UUID")
 
@@ -35,7 +41,9 @@ class ActionRequest(BaseModel):
     """Request body for POST /copilot/action — user confirms an action."""
 
     action: str = Field(..., min_length=1, description="Action type to execute")
-    params: dict[str, Any] = Field(default_factory=dict, description="Action parameters")
+    params: dict[str, Any] = Field(
+        default_factory=dict, description="Action parameters"
+    )
     session_id: Optional[str] = Field(None, description="Session context")
 
 
@@ -89,6 +97,8 @@ class VoiceResponse(BaseModel):
 
     transcription: str = Field(..., description="Transcribed text")
     response: str = Field(..., description="Assistant text response")
-    actions: list[ActionItem] = Field(default_factory=list, description="Proposed actions")
+    actions: list[ActionItem] = Field(
+        default_factory=list, description="Proposed actions"
+    )
     session_id: str = Field(..., description="Session UUID")
     message_id: str = Field(..., description="Assistant message UUID")

backend/app/schemas/user.py

@@ -9,12 +9,14 @@ from pydantic import BaseModel, ConfigDict, EmailStr, Field
 
 class LoginRequest(BaseModel):
     """POST /api/v1/auth/login request body."""
+
     email: EmailStr
     password: str = Field(..., min_length=1)
 
 
 class TokenResponse(BaseModel):
     """JWT token pair returned after login or refresh."""
+
     access_token: str
     refresh_token: str
     token_type: str = "bearer"
@@ -23,11 +25,13 @@ class TokenResponse(BaseModel):
 
 class RefreshRequest(BaseModel):
     """POST /api/v1/auth/refresh request body."""
+
     refresh_token: str
 
 
 class UserBase(BaseModel):
     """Base user fields shared across schemas."""
+
     email: EmailStr
     full_name: str = Field(..., min_length=1, max_length=200)
     role: Literal["admin", "verkaeufer", "buchhaltung"] = "verkaeufer"
@@ -36,11 +40,13 @@ class UserBase(BaseModel):
 
 class UserCreate(UserBase):
     """POST /api/v1/users request body."""
+
     password: str = Field(..., min_length=8, max_length=128)
 
 
 class UserUpdate(BaseModel):
     """PUT /api/v1/users/:id request body (all fields optional)."""
+
     email: Optional[EmailStr] = None
     full_name: Optional[str] = Field(None, min_length=1, max_length=200)
     role: Optional[Literal["admin", "verkaeufer", "buchhaltung"]] = None
@@ -50,6 +56,7 @@ class UserUpdate(BaseModel):
 
 class UserResponse(BaseModel):
     """User response schema (never exposes password_hash)."""
+
     model_config = ConfigDict(from_attributes=True)
 
     id: uuid.UUID
@@ -64,6 +71,7 @@ class UserResponse(BaseModel):
 
 class UserListResponse(BaseModel):
     """Paginated user list response."""
+
     items: list[UserResponse]
     total: int
     page: int
@@ -72,9 +80,11 @@ class UserListResponse(BaseModel):
 
 class ErrorResponse(BaseModel):
     """Standard error response format."""
+
     error: dict
 
 
 class HealthResponse(BaseModel):
     """Health check response."""
+
     status: str = "ok"

backend/app/schemas/vehicle.py

@@ -50,6 +50,7 @@ class VehicleBase(BaseModel):
 
 class VehicleCreate(VehicleBase):
     """POST /api/v1/vehicles request body."""
+
     pass