Add Pulumi Go code for AWS IAM entities related to Kubernetes. This includes IAM policy attachment, trust policy, and instance profile.
Add instructions for use in README.md.
Update .gitignore for the repository to exclude Pulumi state and include go.sum files.
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Signed-off-by: Scott Lowe <scott.lowe@scottlowe.org>
Add code for using a NAT instance, split into multiple files for manageability. Update documentation.
Signed-off-by: Scott Lowe <scott.lowe@scottlowe.org>