chore: fix all ruff lint errors + format — 0 errors, 306 tests pass

app/schemas/workflow.py

@@ -7,6 +7,7 @@ from pydantic import BaseModel, Field
 
 class WorkflowStep(BaseModel):
     """A single step in a workflow definition."""
+
     name: str = Field(..., min_length=1, max_length=200)
     type: str = Field(..., pattern="^(action|approval|notification|condition)$")
     config: dict = Field(default_factory=dict)
@@ -15,6 +16,7 @@ class WorkflowStep(BaseModel):
 
 class WorkflowCreate(BaseModel):
     """Create a new workflow definition."""
+
     name: str = Field(..., min_length=1, max_length=200)
     description: str | None = None
     trigger_event: str | None = None
@@ -24,6 +26,7 @@ class WorkflowCreate(BaseModel):
 
 class WorkflowUpdate(BaseModel):
     """Update an existing workflow definition."""
+
     name: str | None = Field(None, max_length=200)
     description: str | None = None
     trigger_event: str | None = None
@@ -33,6 +36,7 @@ class WorkflowUpdate(BaseModel):
 
 class WorkflowResponse(BaseModel):
     """Workflow definition response."""
+
     id: str
     name: str
     description: str | None = None
@@ -46,6 +50,7 @@ class WorkflowResponse(BaseModel):
 
 class WorkflowListResponse(BaseModel):
     """Paginated workflow list."""
+
     items: list[WorkflowResponse]
     total: int
     page: int
@@ -54,12 +59,14 @@ class WorkflowListResponse(BaseModel):
 
 class InstanceCreate(BaseModel):
     """Create a new workflow instance."""
+
     context: dict = Field(default_factory=dict)
     timeout_hours: int | None = None
 
 
 class InstanceResponse(BaseModel):
     """Workflow instance response with current state and history."""
+
     id: str
     workflow_id: str
     status: str
@@ -75,12 +82,14 @@ class InstanceResponse(BaseModel):
 
 class InstanceDetailResponse(InstanceResponse):
     """Instance with step history."""
+
     history: list[dict] = Field(default_factory=list)
     workflow_name: str | None = None
 
 
 class InstanceListResponse(BaseModel):
     """Paginated instance list."""
+
     items: list[InstanceResponse]
     total: int
     page: int
@@ -89,12 +98,14 @@ class InstanceListResponse(BaseModel):
 
 class AdvanceRequest(BaseModel):
     """Advance or reject a workflow instance step."""
+
     decision: str = Field(..., pattern="^(approve|reject)$")
     comment: str | None = None
 
 
 class StepHistoryResponse(BaseModel):
     """Step history entry."""
+
     id: str
     instance_id: str
     step_index: int