private function doProcessConfig($backendConfig): array
    {
        foreach ($this->configPasses as $configPass) {
            $backendConfig = $configPass->process($backendConfig);
        }

        return $backendConfig;
    }
private function doProcessConfig($backendConfig): array
    {
        foreach ($this->configPasses as $configPass) {
            $backendConfig = $configPass->process($backendConfig);
        }

        return $backendConfig;
    }
private function doProcessConfig ( $ backendConfig ) : array { foreach ( $ this -> configPasses as $ configPass ) { $ backendConfig = $ configPass -> process ( $ backendConfig ) ; } return $ backendConfig ; }
It processes the given backend configuration to generate the fully
processed configuration used in the application.

@param array $backendConfig

@return array
It processes the given backend configuration to generate the fully processed configuration used in the application .