From a8f205609be8ef26976b75e41432a668f09fd2c4 Mon Sep 17 00:00:00 2001
From: Markov <markov@uix.su>
Date: Mon, 23 Feb 2026 22:28:57 +0100
Subject: [PATCH] fix: single session per agent instance
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One agent = one session. Chat, tasks, tools — all share the same
context. Session ID: 'agent-{slug}' (stable across restarts).
---
 src/router.ts | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/router.ts b/src/router.ts
index 93e6bd3..67eaab4 100644
--- a/src/router.ts
+++ b/src/router.ts
@@ -16,17 +16,20 @@ export class EventRouter {
   private log = logger.child({ component: 'event-router' });
   private activeTasks = 0;
   private trackerTools: ToolDefinition[];
+  /** Single session ID for the entire agent lifetime. */
+  private readonly sessionId: string;
 
   constructor(
     private config: AgentConfig,
     private client: TrackerClient,
     private taskTracker: TaskTracker,
   ) {
+    this.sessionId = `agent-${config.slug}`;
     this.trackerTools = createTrackerTools({
       trackerClient: client,
       agentSlug: config.slug,
     });
-    this.log.info({ toolCount: this.trackerTools.length }, 'Tracker tools registered');
+    this.log.info({ toolCount: this.trackerTools.length, sessionId: this.sessionId }, 'Tracker tools registered');
   }
 
   async handleEvent(event: TrackerEvent): Promise<void> {
@@ -87,7 +90,7 @@ export class EventRouter {
       let collectedText = '';
       for await (const msg of runAgent(prompt, {
         workDir: this.config.workDir,
-        sessionId: `task-${task.id}`,
+        sessionId: this.sessionId,
         model: this.config.model,
         provider: this.config.provider,
         systemPrompt: this.config.prompt || undefined,
@@ -156,13 +159,10 @@ export class EventRouter {
     this.log.info('│  MESSAGE from @%s: "%s"', authorSlug, content.slice(0, 200));
     this.log.info('│  Context: %s | Mentioned: %s', taskId ? `task=${taskId}` : chatId ? `chat=${chatId}` : 'none', isMentioned);
 
-    // Stable session ID per chat/task context — preserves conversation history
-    const sessionId = chatId ? `chat-${chatId}` : taskId ? `task-${taskId}` : `msg-${Date.now()}`;
-
     let collectedText = '';
     for await (const msg of runAgent(content, {
       workDir: this.config.workDir,
-      sessionId,
+      sessionId: this.sessionId,
       model: this.config.model,
       provider: this.config.provider,
       systemPrompt: this.config.prompt || undefined,