i saw that openai 4.1 is available in azure thru the api, can anyone provide the now proper curl to set up the credential, before it used to work up to api-version part, now it does not work. example of my endpoint. https://mydeployment-name.openai.azure.com/openai/deployments/gpt-4.1/chat/completions?api-version=2025-01-01-preview