feat: sync console Session management feature to CLI

[fredaluliu]

Background

The AGS Console Web has completed the Session management module. The CLI side needs to sync and support the same capabilities.

Session Features Implemented in Console

1. Session List - Query session list (DescribeSessions)
2. Session Detail - Query single session (DescribeSession)
3. Session Events - Query session event stream (DescribeEvents)
4. Edit Session Title - Modify session name (ModifySessionTitle)
5. Delete Session - Delete a specified session (DeleteSession)

Suggested CLI Commands

# List sessions
ags session list [--agent-id <id>] [--region <region>]

# Describe session detail
ags session describe <session-id> [--agent-id <id>]

# View session events
ags session events <session-id> [--agent-id <id>]

# Update session title
ags session update <session-id> --title <new-title>

# Delete session
ags session delete <session-id> [--agent-id <id>]

Related APIs

• DescribeSessions (session list)
• DescribeSession (single session detail)
• DescribeEvents (session events)
• ModifySessionTitle
• DeleteSession

Reference

• Console route: /ags/engine/session
• Console code branch: feature/chongqing-ll