Admin Dashboard

[dineshroxonn]

Complexity: Intermediate\nSkills: Frontend\nDescription: Develop an administrative dashboard for monitoring and configuring the GitHub Review Agent.\n\nTasks:\n- Create repository management interface\n- Add verification status views\n- Implement configuration panel\n- Create analytics dashboard\n- Add user management functionality

[saksham-jain177]

@dineshrampalli will be creating a PR for this issue soon