feat: Implement Tour Schedule Engine with queue management and announcement features

- Added TourScheduleEngine class for managing user queues in a guild.
- Implemented methods for joining, leaving, listing, and clearing queues.
- Added functionality to promote users to speaker in a stage channel and send announcements.
- Created integration tests for the TourScheduleEngine to verify FIFO behavior and announcement dispatch.

test: Add unit tests for ping and sign-up commands

- Created tests for ping command to ensure it replies with "Pong!".
- Implemented tests for sign-up command to verify queue joining, listing, and permission checks.

test: Add integration tests for mileage engine flow

- Developed tests to validate mileage awarding, event persistence, and role upgrades based on mileage thresholds.

chore: Update TypeScript configuration for ESLint

- Added tsconfig.eslint.json for ESLint integration.
- Modified tsconfig.json to exclude test files from the main compilation.

admin-dashboard/src/main.tsx

@@ -0,0 +1,10 @@
+import { StrictMode } from 'react'
+import { createRoot } from 'react-dom/client'
+import './index.css'
+import App from './App.tsx'
+
+createRoot(document.getElementById('root')!).render(
+  <StrictMode>
+    <App />
+  </StrictMode>,
+)