Add issuelist Command

[EhsanKey]

Add a new Telegram bot command called /issuelist.

The command should list all open GitHub issues across all repositories within the GitHub Organization, grouped by repository.

Expected Output

github-bot

📝 [Issue title](https://github.com/.../issues/42) => [ASafaeirad](https://github.com/ASafaeirad) (@S_Kill)
🔄 [Issue title](https://github.com/.../issues/43) => [EhsanKey](https://github.com/EhsanKey) (@ehsanKeyhani)
[Issue title](https://github.com/.../issues/44) => Unassigned


alita-bot

📝 [Issue title](https://github.com/.../issues/12) => [ASafaeirad](https://github.com/ASafaeirad) (@S_Kill)
🔄 [Issue title](https://github.com/.../issues/15) => [EhsanKey](https://github.com/EhsanKey) (@ehsanKeyhani)

Requirements

• Fetch issues from all repositories in the organization.
• Only show open issues.
• Group issues by repository.
• Display the repository name as a section header.
• Link each Issue title to its GitHub Issue.
• Display the assigned GitHub account with a link to its GitHub profile.
• Display the linked Telegram username when available.
• If no user is assigned, show Unassigned.
• Todo → 📝
• In Progress → 🔄
• If the Issue has no status, omit the emoji.
• Repositories without open issues do not need to be displayed.

Telegram Account Linking

Use the existing getUser and telegramStatus utilities for resolving the GitHub → Telegram account mapping.