Module task 

Task Manager for Background Task Execution

This module implements the TaskManager for managing background tasks:

• Starting background tasks with unique task_id
• Querying task status and output
• Killing running tasks
• Enforcing maximum concurrent task limit
• Automatic cleanup of timed-out tasks
• Persisting task output to files for retrieval

Requirements: 10.1, 10.2, 10.3, 10.4, 10.5, 10.6

Structs

TaskManager

Task Manager for background task execution

TaskState

Task state information

Enums

TaskStatus

Task status enumeration

Constants

DEFAULT_MAX_CONCURRENT

Default maximum concurrent tasks

DEFAULT_MAX_RUNTIME_SECS

Default maximum runtime for a task (30 minutes)