fix(api): increase stop grace period to 30s

[ShaunSHamilton]

Default is 10s: https://docs.docker.com/reference/compose-file/services/#stop_grace_period

Needs to be larger than clean up in Fastify API server.

[github-actions]

Run Details - tfws-ops-test

Terraform Cloud Plan Output

Plan: 6 to add, 0 to change, 0 to destroy.

Details : https://app.terraform.io/app/freecodecamp/workspaces/tfws-ops-test/runs/run-bW1XW6a5VWiVguuz

Warning

Please note that the plan output provided may not accurately reflect the impact on the Terraform project you are currently working on in this Pull Request. The CI checks are merely a sanity test to verify that the versions in the lock file are valid and functional. Confirm the actual Terraform plan by running the corresponding project on your machine or on TFC.