Add configurable history and storage retention policies

src/lib/server/fleet/chat.ts

@@ -1,7 +1,7 @@
 import { db } from '../db/index.js';
 import { enrichGameChatTimeline, type ChatMatch, type ChatRoundReport, type ContextualChatEntry } from '../../game-chat.js';
 import { parseGameEvent } from '../../telemetry.js';
-import { TELEMETRY_REQUEST_RETENTION } from '../../telemetry-diagnostics.js';
+import { telemetryRetention, telemetryCutoff } from './telemetry-requests.js';
 import type { ServerRow } from './servers.js';
 import type { TailResult } from './logs.js';
 
@@ -15,7 +15,7 @@ export function serverChatTimeline(server: ServerRow, tail: TailResult): Context
 
     // Diagnostic history survives deletion. Its receipt time must belong to the
     // current registration so a reused server name cannot inherit old rounds.
-    const cutoff = new Date(Date.now() - TELEMETRY_REQUEST_RETENTION.maxAgeDays * 86_400_000).toISOString();
+    const cutoff = telemetryCutoff();
     const reports = handle.prepare(`SELECT received_at AS receivedAt, event, round,
         player_count AS playerCount FROM telemetry_requests
         WHERE server = ? AND status = 200 AND received_at >= ?
@@ -23,7 +23,7 @@ export function serverChatTimeline(server: ServerRow, tail: TailResult): Context
             AND event IN ('game_start', 'round_change', 'heartbeat', 'game_end')
             AND player_count >= 0 AND (event = 'game_start' OR round >= 0)
         ORDER BY id DESC LIMIT ?`).all(server.name, cutoff, server.created_at,
-            TELEMETRY_REQUEST_RETENTION.maxPerServer) as ChatRoundReport[];
+            (telemetryRetention().maxPerServer || 10000)) as ChatRoundReport[];
 
     // Saving gameplay does not depend on diagnostic logging succeeding. Keep the
     // surviving accepted snapshot useful when its request log was not recorded.