[Feature]: Add command cooldown system

[youngcoder45]

Problem statement

Without cooldowns, users can spam commands causing issues.

Proposed solution

Prevent users from spamming commands.
Suggested approach:

1. Track user command timestamps
2. Add cooldown duration
3. Return message if on cooldown

Alternatives considered

• Commands cannot be spammed
• Cooldown message displayed

Additional context

Files:

• command handler

[m21ahima]

Hi! I would like to work on this issue.

[youngcoder45]

Hmm ok