Revert "feat: migrate frontend to Astro + expand AI moderation + backend admin/runtime config"

This reverts commit d59b59a7a7.

services/backend/src/modules/dashboard/dashboard.repository.ts

@@ -8,12 +8,7 @@ export class DashboardRepository {
   async getStats() {
     const pool = getPool();
 
-    // Time-bounded aggregates — prevent full-table scan on large datasets
-    // Queries scope to last 90 days for performance, which covers the
-    // typical retention window anyway.
-    const BOUNDARY_DAYS = 90;
-
-    // Total messages and breakdown by ai_status (last 90 days)
+    // Total messages and breakdown by ai_status
     const msgResult = await pool.query(
       `
       SELECT
@@ -29,36 +24,32 @@ export class DashboardRepository {
         COUNT(*) FILTER (WHERE ai_status = 'flagged' AND created_at >= $1)::int AS today_flagged,
         COUNT(DISTINCT user_id) FILTER (WHERE created_at >= $2)::int AS active_users_24h
       FROM messages
-      WHERE created_at >= $3
     `,
-      [Date.now() - 86400000, Date.now() - 86400000, Date.now() - BOUNDARY_DAYS * 86400000],
+      [Date.now() - 86400000, Date.now() - 86400000],
     );
 
     const msgRow = msgResult.rows[0];
 
-    // Total voice recordings (last 90 days — bounded by retention window)
-    const voiceResult = await pool.query(
-      `SELECT COUNT(*)::int AS count FROM voice_recordings
-       WHERE created_at >= $1`,
-      [Date.now() - BOUNDARY_DAYS * 86400000],
-    );
+    // Total voice recordings
+    const voiceResult = await pool.query(`
+      SELECT COUNT(*)::int AS count FROM voice_recordings
+    `);
 
     // Total AI user profiles
     const profileResult = await pool.query(`
       SELECT COUNT(*)::int AS count FROM user_profiles
     `);
 
-    // Top channels by message count (last 90 days)
+    // Top channels by message count
     const topChannels = await pool.query(`
       SELECT channel_id,
              (metadata::jsonb -> 'channel' ->> 'channelName') AS channel_name,
              COUNT(*)::int AS message_count
       FROM messages
-      WHERE created_at >= $1
       GROUP BY channel_id, (metadata::jsonb -> 'channel' ->> 'channelName')
       ORDER BY COUNT(*) DESC
       LIMIT 10
-    `, [Date.now() - BOUNDARY_DAYS * 86400000]);
+    `);
 
     return {
       total_messages: msgRow?.total_messages ?? 0,

services/backend/src/modules/dashboard/dashboard.routes.ts

@@ -23,7 +23,7 @@ export function createDashboardRouter(): Router {
   router.get(
     "/dashboard/users",
     asyncHandler(async (req: Request, res: Response) => {
-      const limit = Math.min(Number(req.query.limit) || 20, 100);
+      const limit = Number(req.query.limit) || 20;
       const cursor =
         typeof req.query.cursor === "string" ? req.query.cursor : undefined;
       const search =
@@ -52,19 +52,16 @@ export function createDashboardRouter(): Router {
   router.get(
     "/dashboard/channels",
     asyncHandler(async (req: Request, res: Response) => {
-      const limit = Math.min(Number(req.query.limit) || 20, 100);
+      const limit = Number(req.query.limit) || 20;
       const search =
         typeof req.query.search === "string" ? req.query.search : undefined;
       const guildId =
         typeof req.query.guild_id === "string" ? req.query.guild_id : undefined;
-      const cursor =
-        typeof req.query.cursor === "string" ? req.query.cursor : undefined;
 
       const result = await dashboardService.listChannels({
         limit,
         search,
         guildId,
-        cursor,
       });
       res.json(result);
     }),

services/backend/src/modules/dashboard/dashboard.service.ts

@@ -29,7 +29,6 @@ export class DashboardService {
     limit: number;
     search?: string;
     guildId?: string;
-    cursor?: string;
   }) {
     logger.debug({ query }, "Listing dashboard channels");
     return dashboardRepository.listChannels(query);