Fix: Add project variable

Fix: Add var to specify target project (#9)

* Add var to specify target project.

* tf fmt

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Co-authored-by: jtreutel <[email protected]>

Fix: SA email output

Fixes issue with SA email output when using an existing SA.

Fix: IAM configuration.

Fixes previously incorrect IAM configuration.

Parameterize role bindings & update outputs.

• A list of role bindings can now be provided for the GCP service account.
• Additional useful outputs have been added that correspond to the default env var names use by the CircleCI gcp-cli orb.

Fix missing default and update README

Fix/readme and defaults (#5)

* Update readme.

* Add missing default value.

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Co-authored-by: jtreutel <[email protected]>

Initial release

Tagging so that this module can be more conveniently pinned.