Refactor code structure for improved readability and maintainability

app/schemas/scheduler.py

@@ -8,6 +8,15 @@ from pydantic import BaseModel, Field
 from app.models.scheduled_task import RecurrenceType, TaskStatus, TaskType
 
 
+class TaskFilterParams(BaseModel):
+    """Query parameters for filtering tasks."""
+
+    status: TaskStatus | None = Field(default=None, description="Filter by task status")
+    task_type: TaskType | None = Field(default=None, description="Filter by task type")
+    limit: int = Field(default=50, description="Maximum number of tasks to return")
+    offset: int = Field(default=0, description="Number of tasks to skip")
+
+
 class ScheduledTaskBase(BaseModel):
     """Base schema for scheduled tasks."""