> ## Documentation Index
> Fetch the complete documentation index at: https://docs.blocklight.co/llms.txt
> Use this file to discover all available pages before exploring further.

# Config Management

> Validate configuration files and diagnose issues

Validate configuration files and diagnose issues.

```bash theme={null}
# Check config (validates config/config.yaml)
./blocklight config check
```

## Checks Include

* YAML syntax
* Required sections present
* RPC URLs format validation
* Security warnings (HTTP vs HTTPS)
* Performance recommendations