89564ccec7
vault-kms.tf: KMS keyring/key for Vault auto-unseal + vault-unseal SA and IAM bindings — all imported from existing GCP resources. prevent_destroy=true on the crypto key to protect against accidental deletion. unmanaged-secrets.tf: 8 secrets that were referenced by live Cloud Run services but had no TF resource — anthropic-api-key, resend-api-key, supabase-service-key, docuseal-webhook-token, stripe-price-professional, stripe-price-founding, stripe-price-family-child, gitea-runner-token. service-account.tf: 4 manually-created SAs — neuron-workspace-dwd, docuseal-storage, analytics-reader, harmonic-search-console.