name: ${ENV:TEST_APP_NAME}
host: ${EXEC:echo "test-host"}
port: ${ENV:TEST_PORT}

server:
  hostname: ${EXEC:hostname}
  
machine:
  id: ${FILE:./test/machine-id}
  cores: ${EXEC:echo 4}

api:
  endpoint: ${JSON:./test/hosts.json:api_endpoints.primary}
  tls_host: ${JSON:./test/hosts.json:tls_sni_host.0}

database:
  host: ${YAML:./test/data.yaml:'.database.host'}
  version: ${YAML:./test/data.yaml:'.version'}

nested:
  value: ${ENV:NESTED_${ENV:TEST_ENV_SUFFIX}}

env:
  INJECTED_VAR: "injected-value"
  COMPUTED_VAR: ${EXEC:echo computed}