feat: update dependencies and improve dashboard functionality

- Added new dependencies for Next.js and lucide-react in pnpm-workspace.yaml.
- Refactored DashboardPage component to improve readability and error handling.
- Enhanced Header component to display error status with an alert icon.
- Updated MobileTabBar and Sidebar components to use a centralized tabs definition.
- Improved ChannelsView in dashboard-panel to handle channel fetching more cleanly.
- Fixed ActiveSpeaker type to use camelCase for userId.
- Updated MessagesPanel to handle guildId checks more gracefully.
- Adjusted API calls in dashboard and messages to align with backend expectations.
- Refined type definitions across various interfaces for consistency and clarity.

services/discord-gateway/src/modules/message-capture/reviews.db.ts

@@ -1,4 +1,4 @@
-import { decodeCursor, encodeCursor, pageResult } from "@bete/shared";
+import { decodeCursor, pageResult } from "@bete/shared";
 import { createChildLogger, type Logger } from "@bete/shared/logger";
 import { and, desc, eq, type SQL, sql } from "drizzle-orm";
 import type { NodePgDatabase } from "drizzle-orm/node-postgres";