feat: Add Swagger documentation support and restructure routes

- Added @elysiajs/swagger dependency to package.json for API documentation.
- Removed the old bed router and replaced it with a new history router.
- Created a new state router to manage WebSocket connections and state updates.
- Implemented a comprehensive state management system with the StateManager service.
- Introduced AlarmManagement and BedService services for handling alarms and sensor readings.
- Established a new MQTT service for managing MQTT connections and subscriptions.
- Created an AlarmStateStore to manage volatile alerts and their states.
- Defined FrontendState types for structured state management and WebSocket messaging.

package.json

@@ -8,6 +8,7 @@
   },
   "dependencies": {
     "@elysiajs/cors": "^1.3.3",
+    "@elysiajs/swagger": "^1.3.0",
     "@prisma/client": "^6.10.1",
     "elysia": "latest",
     "envalid": "^8.0.0",