CCM-11602: GET Letters endpoint #677

Job	Run time
Set CI/CD metadata	4s
Commit stage / Check file format	5s
Commit stage / Scan secrets	5s
Commit stage / Check English usage	7s
Commit stage / Count lines of code	6s
Commit stage / Check TODO usage	4s
Commit stage / Check Markdown format	6s
Commit stage / Detect Terraform Changes	4s
Commit stage / Scan dependencies	30s
Commit stage / Run terraform-docs	6s
Commit stage / Lint Terraform	3s
Commit stage / Trivy Scan	5m 14s
Test stage	0s
Build stage	0s
Acceptance stage	0s
Publish stage	0s
	6m 34s

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