Add duplicate validation #1455

Job	Run time
Set CI/CD metadata	5s
Commit stage / Scan secrets	11s
Commit stage / Check file format	5s
Commit stage / Check English usage	9s
Commit stage / Detect Terraform Changes	5s
Commit stage / Check Markdown format	7s
Commit stage / Count lines of code	8s
Commit stage / Scan dependencies	25s
Commit stage / Check TODO usage	6s
Commit stage / Check for changes to event schema package compared to main branch	6s
Commit stage / Lint Terraform	5s
Commit stage / Trivy Scan	4m 17s
Commit stage / Run terraform-docs	7s
Commit stage / Check event schema version has been updated	0s
Commit stage / Check event schemas have been regenerated	0s
Test stage / Unit tests	2m 33s
Test stage / Check generated dependencies	48s
Test stage / Typecheck	46s
Test stage / Linting	50s
Test stage / Perform static analysis	59s
Test stage / Test coverage	4s
Build stage / Build Docs	1m 59s
Build stage / Build SDKs	1m 50s
Build stage / Build proxies	14s
Acceptance stage	0s
Publish stage	0s
	15m 59s

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