Removed OWNER_ID from .env and bot.py, switching to @commands.is_owner() for owner checks. Unified embed sending logic in owner cogs, improved error messages, and updated invite command to use ephemeral responses and enhanced embed formatting.
Refactored embed creation and sending in moderation warnings and owner cog management for consistency and improved user feedback. Added author and title fields to embeds, centralized embed sending logic, and enhanced error reporting with exception details. Moved NotOwner error handling from bot.py to cog_management.py for owner commands.
Deleted the unused template testcommand cog and removed references to it in help.py. Updated copyright headers in database files to reflect usage and edits by neoarz. Also removed copyright and description headers from several Python files for consistency.
