add Azure OpenAI Responses provider with deployment-aware model mapping

packages/ai/test/azure-utils.ts

@@ -0,0 +1,9 @@
+/**
+ * Utility functions for Azure OpenAI tests
+ */
+
+export function hasAzureOpenAICredentials(): boolean {
+	const hasKey = !!process.env.AZURE_OPENAI_API_KEY;
+	const hasEndpoint = !!(process.env.AZURE_OPENAI_ENDPOINT || process.env.AZURE_OPENAI_RESOURCE_NAME);
+	return hasKey && hasEndpoint;
+}