### Summary
1. update docker compose file to start NATS healthy
2. Add two commands
```
RAGFlow(admin)> live;
SUCCESS
RAGFlow(admin)> health;
+---------------+-------+
| field | value |
+---------------+-------+
| storage | ok |
| message_queue | ok |
| status | ok |
| db | ok |
| redis | ok |
| doc_engine | ok |
+---------------+-------+
```
---------
Signed-off-by: Jin Hai <haijin.chn@gmail.com>