roadmap phase 1 complete

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

@@ -0,0 +1,15 @@
+const { getEnv, SERVICES } = require('@nexusai/shared');
+
+const MEMORY_URL = getEnv('MEMORY_SERVICE_URL', SERVICES.MEMORY_URL);
+
+async function getNeighbors(entityIds) {
+    const res = await fetch(`${MEMORY_URL}/graph/neighbors`, {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({ entityIds }),
+    });
+    if (!res.ok) throw new Error(`Graph neighbors error: ${res.status}`);
+    return res.json();
+}
+
+module.exports = { getNeighbors };