[CHA-1701] Add Future Channel Bans support

[totalimmersion]

Summary

Add support for the Future Channel Bans feature.

New Parameters

• ban_from_future_channels parameter in Channel::banUser() method
• remove_future_channels_ban parameter in Client::unbanUser() method

Usage

// Ban user from current channel and all future channels created by banner
$channel->banUser('user-id', [
    'ban_from_future_channels' => true,
    'reason' => 'spam',
]);

// Remove future channel ban (does NOT remove existing channel bans)
$client->unbanUser('user-id', [
    'channel_cid' => 'messaging:channel-id',
    'created_by' => 'banner-user-id',
    'remove_future_channels_ban' => true,
]);

// Query future channel bans
$response = $client->queryFutureChannelBans([
    'filter_conditions' => ['created_by_id' => 'banner-user-id'],
]);

Related PRs

• Backend: https://github.com/GetStream/chat/pull/11390

Linear

• CHA-1701

🤖 Generated with Claude Code