refactor: enhance submission functionality with new tabs and improved benchmark handling, and update editorconfig for consistent formatting

feat: enhance backend status indicator and refactor app structure

feat: add backend health status indicator and update functionality

refactor: enhance leaderboard functionality and improve code structure

refactor: update CSS handling and improve project structure

chore: update ruff configuration and improve code readability

Apply CSS to the model name column (#14)

simplified the template

refacto part 1