CCM-12352: letter-status event schemas #1064

Job	Run time
Set CI/CD metadata	7s
Commit stage / Scan secrets	8s
Commit stage / Check file format	7s
Commit stage / Check English usage	6s
Commit stage / Check Markdown format	18s
Commit stage / Check TODO usage	5s
Commit stage / Detect Terraform Changes	6s
Commit stage / Scan dependencies	40s
Commit stage / Count lines of code	8s
Commit stage / Lint Terraform	0s
Commit stage / Trivy Scan	0s
Commit stage / Run terraform-docs	0s
Test stage / Check generated dependencies	38s
Test stage / Unit tests	2m 0s
Test stage / Linting	31s
Test stage / Typecheck	32s
Test stage / Perform static analysis	0s
Test stage / Test coverage	0s
Build stage	0s
Publish stage	0s
Acceptance stage	0s
	5m 26s

Provide feedback