update tikhub api key

docker-compose.yml

@@ -14,6 +14,7 @@ services:
       - /home/data/output:/app/.output
     environment:
       - OPEN_ROUTER_API_KEY=${OPEN_ROUTER_API_KEY}
+      - TIKHUB_API_KEY=${TIKHUB_API_KEY}
       - MODEL=${MODEL:-anthropic/claude-sonnet-4.6}
       - TEMPERATURE=${TEMPERATURE:-0.3}
       - MAX_ITERATIONS=${MAX_ITERATIONS:-30}