Developer quickstart/onboarding app — guides new developers through their first Hellō integration.
- For shared Hellō development documentation, see
../playbook/operations/ - For AWS SSO and profile setup, see
../playbook/operations/aws-sso.md - For repository descriptions, see
../playbook/operations/repositories.md
NEVER run aws sso login. To verify an AWS session is active, use aws sts get-caller-identity --profile <profile-name> and confirm the account ID matches the expected value.