Fix the study groups on the platform

[annabida]

Description:

Enhance the study group management system on the platform so that administrator members can easily edit, add, and remove study groups.

Tasks:

• Ensure administrators can easily edit existing study groups, including images, schedule, and descriptions.
• Implement functionality allowing administrators to add new study groups to the platform.
• Provide an option for administrators to remove study groups that have ended within the community.
• Remove the option ❌ Connect your ETH wallet
• Add a new function: After the member connects to discord, direct them to the server.

• Test the updated study group management system for usability and functionality.
• Update the documentation to reflect the new management capabilities for study groups.
• Notify administrators about the new functionalities and provide a guide if necessary.