Discord noti table

[Ogunaru]

This pull request includes significant changes to the booth_discord project, focusing on database schema updates, command handling improvements, and the addition of new notification channels. The most important changes include modifying database tables and methods to handle notification channels, updating command handling in the Discord bot, and adding new helper methods for database operations.

Database Schema Updates:

• booth_discord/booth_sqlite.py: Added a new table discord_noti_channels to store notification channel information and modified booth_accounts table to remove discord_channel_id column. [1] [2]

Command Handling Improvements:

• booth_discord/booth_discord.py: Updated setup_commands to remove channel.id parameter from add_booth_account method call.
• booth_discord/booth_discord.py: Deferred interaction response and added channel_id parameter to add_booth_item method call.

Notification Channel Management:

• booth_discord/booth_discord.py: Commented out the noti_update command, indicating it needs a fix.
• booth_discord/booth_sqlite.py: Added add_discord_noti_channel method to handle insertion of notification channels and updated add_booth_item to include notification channel logic. [1] [2]

Helper Methods:

• booth_discord/booth_sqlite.py: Added get_booth_item method to fetch booth item details based on order number.