Fix: Add validation for zero and invalid peer IDs in get_peer_type an…

[Sahidmalik001]

…d get_channel_id - Added validation to raise ValueError for peer_id == 0 in get_peer_type to handle invalid peer IDs. - Improved error handling in get_channel_id by validating peer_id range before conversion. - Ensured descriptive error messages for invalid peer IDs for better debugging.