Function isWalletConfig

isWalletConfig(config: VanaConfig): config is WalletConfig
Validates whether a configuration object is a WalletConfig.
Parameters
- config: VanaConfig
  The configuration object to check
Returns config is WalletConfig
True if the config is a WalletConfig (contains walletClient)
Example
```
if (isWalletConfig(config)) {
  console.log('Using wallet client:', config.walletClient.account?.address);
} else {
  console.log('Using chain config with chain ID:', config.chainId);
}
```
- Defined in packages/vana-sdk/src/types/config.ts:396