blog: add post on deploying apps to AKS Automatic with Terraform and Helm

[pauldotyu]

New blog post: Deploying to AKS Automatic with Terraform and Helm

• Introduces AKS Automatic and details its security defaults, emphasizing Azure RBAC and the lack of static kubeconfig credentials.
• Provides Terraform configuration examples for deploying AKS Automatic clusters using the AzApi provider, including role assignment for RBAC access.
• Explains two authentication strategies for the Helm provider: using Azure bearer tokens (via the external provider and Azure CLI) and using the exec plugin with kubelogin for dynamic credential retrieval.
• Includes code samples for deploying Helm charts to AKS Automatic, demonstrating how to integrate Helm deployments into Terraform workflows securely.
• Offers additional resources and links for further reading on AKS Automatic, AzApi, Helm provider, kubelogin, and Azure RBAC roles.

[Copilot]

Pull request overview

This PR adds a comprehensive blog post that guides readers through deploying applications to AKS Automatic clusters using Terraform and the Helm provider, with a focus on Azure RBAC token-based authentication strategies.

Key changes:

• Introduces AKS Automatic's security-first approach and explains why traditional kubeconfig-based authentication doesn't work
• Provides detailed Terraform configurations using the AzApi provider to deploy AKS Automatic clusters
• Demonstrates two authentication methods for the Helm provider: Azure CLI bearer tokens via the external provider, and the exec plugin with kubelogin

[Copilot]

Pull request overview

Copilot reviewed 1 out of 1 changed files in this pull request and generated 7 comments.

[chzbrgr71]

LGTM

[Copilot]

Pull request overview

Copilot reviewed 2 out of 2 changed files in this pull request and generated 4 comments.