orchestration fixes

packages/orchestration-service/package.json

@@ -10,6 +10,6 @@
     "@nexusai/shared": "^1.0.0",
     "dotenv": "^17.4.0",
     "express": "^5.2.1",
-    "node-fetch": "^3.3.2"
+    "node-fetch": "^2.7.0"
   }
 }

packages/orchestration-service/src/chat/index.js

@@ -1,5 +1,5 @@
-const memory = require('./memory');
-const inference = require('./inference');
+const memory = require('../services/memory');
+const inference = require('../services/inference');
 
 const SYSTEM_PROMPT = `You are a helpful, context-aware AI assistant. 
 You have access to memories of past conversations with the user. 
@@ -7,10 +7,10 @@ Use them to provide consistent, personalised responses.`;
 
 const RECENT_EPISODE_LIMIT = 10; // Number of recent episodes to retrieve for context
 
-function buildPrompt(getRecentEpisodes, userMessage) {
+function buildPrompt(recentEpisodes, userMessage) {
     const parts = [SYSTEM_PROMPT];
 
-    if (getRecentEpisodes.length > 0) {
+    if (recentEpisodes.length > 0) {
         parts.push(`Here are some relevant memories from your past conversations:`);
         for (const ep of recentEpisodes) {
             parts.push(`User: ${ep.user_message}\nAssistant: ${ep.ai_response}`);

packages/orchestration-service/src/routes/chat.js

@@ -3,7 +3,7 @@ const { chat } = require('../chat/index');
 
 const router = Router();
 
-router.post('/chat', async (req, res) => {
+router.post('/', async (req, res) => {
     const { sessionId, message } = req.body;
 
     if (!sessionId) return res.status(400).json({ error: 'sessionId is required'});

packages/orchestration-service/src/services/memory.js

@@ -7,7 +7,7 @@ const BASE_URL = getEnv('MEMORY_SERVICE_URL', 'http://localhost:3002');
 async function getSessionByExternalId(externalId) {
     const res = await fetch(`${BASE_URL}/sessions/by-external/${externalId}`);
 
-    if (!res.status === 400) return null; // Not found or bad request
+    if (!res.status === 404) return null; // Not found or bad request
     if (!res.ok) throw new Error(`Memory service error: ${res.status} ${res.statusText}`);  // Other errors
 
     return res.json();