<ul><li>Real-world projects have multiple environments (e.g., dev, staging, prod) to catch mistakes before they impact users, with different infrastructural settings and configurations.</li><li>Pulumi manages environments through stacks, isolated instances of Pulumi programs with their own resources and configurations.</li><li>Per-stack config files in Pulumi separate settings between environments, allowing for environment-specific configuration values without changing the code.</li><li>Using Pulumi stacks and configuration settings, developers can create different resources like storage accounts for different environments easily and maintain a structured and flexible infrastructure.</li></ul>

Pulumi + Azure: Managing Multiple Environments (Dev, Staging, Prod)

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