feat: add analytics hooks and routes for moderation statistics

- Implemented `useAnalytics` hook for fetching and managing analytics data.
- Created `analyticsStore.ts` to handle database queries for hourly stats, topic trends, user leaderboard, and moderation stats.
- Added Express routes for analytics endpoints including overview, hourly stats, topic trends, user leaderboard, moderation stats, and top violators.
- Introduced a utility function `filterHits` for filtering specific terms in text.

src/http/app.ts

@@ -12,6 +12,7 @@ import type { createChildLogger } from "../logger.js";
 import type { MediaController } from "../media/mediaController.js";
 import type { ModerationBroadcaster } from "../moderation/types.js";
 import { createAnalysisRoutes } from "../routes/analysisRoutes.js";
+import { createAnalyticsRoutes } from "../routes/analyticsRoutes.js";
 import { createMediaRoutes } from "../routes/mediaRoutes.js";
 import { createMessageRoutes } from "../routes/messageRoutes.js";
 import { createRecordingsRoutes } from "../routes/recordingsRoutes.js";
@@ -113,6 +114,7 @@ export function createHttpApp(options: CreateHttpAppOptions) {
   );
   app.use("/api", createMessageRoutes());
   app.use("/api", createAnalysisRoutes());
+  app.use("/api", createAnalyticsRoutes());
   app.use("/api", createSyncRoutes(options.client));
   app.use("/api", createRecordingsRoutes());
   app.use(