bugfixes

gateway/src/auth/authenticator.ts

@@ -129,7 +129,7 @@ export class Authenticator {
         'Container is ready'
       );
 
-      const sessionId = `tg_${telegramUserId}_${Date.now()}`;
+      const sessionId = `tg_${telegramUserId}`;
 
       return {
         userId,

gateway/src/channels/telegram-handler.ts

@@ -248,7 +248,7 @@ export class TelegramHandler {
    * Clean up sessions that have been idle longer than maxAgeMs.
    * Triggers Iceberg flush for each expired session via harness.cleanup().
    */
-  async cleanupSessions(maxAgeMs = 30 * 60 * 1000): Promise<void> {
+  async cleanupSessions(maxAgeMs = 2 * 60 * 60 * 1000): Promise<void> {
     const now = Date.now();
     const expired: string[] = [];
 

gateway/src/channels/websocket-handler.ts

@@ -511,13 +511,18 @@ export class WebSocketHandler {
       hasSymbolIndexService: !!symbolIndexService
     }, 'Service availability');
 
+    const requestId = payload.request_id || randomUUID();
+
     if (!ohlcService && !symbolIndexService) {
-      logger.warn('No datafeed services available');
+      logger.warn({ requestId }, 'No datafeed services available yet');
+      socket.send(JSON.stringify({
+        type: 'error',
+        request_id: requestId,
+        error_message: 'Services initializing, please retry',
+      }));
       return;
     }
 
-    const requestId = payload.request_id || randomUUID();
-
     try {
       switch (payload.type) {
         case 'get_config': {

gateway/src/harness/memory/checkpoint-saver.ts

@@ -14,7 +14,7 @@ import type { FastifyBaseLogger } from 'fastify';
  * Iceberg for durable storage with time-travel capabilities.
  */
 export class TieredCheckpointSaver extends BaseCheckpointSaver<number> {
-  private readonly HOT_TTL_SECONDS = 3600; // 1 hour
+  private readonly HOT_TTL_SECONDS = 86400; // 24 hours
   private readonly KEY_PREFIX = 'ckpt:';
 
   constructor(

gateway/src/harness/memory/conversation-store.ts

@@ -30,7 +30,7 @@ export interface StoredMessage {
  */
 export class ConversationStore {
   private readonly HOT_MESSAGE_LIMIT = 50; // Redis buffer ceiling
-  private readonly HOT_TTL_SECONDS = 3600; // 1 hour
+  private readonly HOT_TTL_SECONDS = 86400; // 24 hours
 
   constructor(
     private redis: Redis,