Update app.py

app.py

@@ -24,6 +24,11 @@ db = client.teleg4am_reelssss
 a_raw = db.raw_links
 a_reacted = db.reacted_links
 last_alerts = {"raw": -1, "reacted": -1}
+# Add indexes to improve performance (run only once on startup)
+a_raw.create_index([("link", 1)], unique=True)
+a_raw.create_index([("used", 1)])
+a_reacted.create_index([("link", 1)], unique=True)
+a_reacted.create_index([("used", 1)])
 
 # === Flask App ===
 app = Flask(__name__)