adding in entity extraction layer with semantic search enabled

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

@@ -30,4 +30,21 @@ async function searchEpisodes( vector, {limit = ORCHESTRATION.RECENT_EPISODE_LIM
     return data.result;
 }
 
-module.exports = { searchEpisodes };
+async function searchEntities(vector, { limit = 5, scoreThreshold = 0.6 } = {}) {
+    const body = { vector, limit, score_threshold: scoreThreshold, with_payload: true };
+
+    const res = await fetch(
+        `${BASE_URL}/collections/${COLLECTIONS.ENTITIES}/points/search`,
+        {
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify(body),
+        }
+    );
+
+    if (!res.ok) throw new Error(`Qdrant error: ${res.status}`);
+    const data = await res.json();
+    return data.result;
+}
+
+module.exports = { searchEpisodes, searchEntities };