substitution

I have a build pipline defined as such: - name: 'ubuntu' env: - 'URL="$$_URL/movies"' secretEnv: ['_URL'] script: 'echo URL' availableSecrets: secretManager: - versionName: projects/$PROJECT_ID/secrets/url/versions/latest env: '_URL' This produces $_URL/movies and I'd like to have my value substituted in that string…