Push to HCP Packer Registry Configure Packer templates to push build metadata to HCP Packer registry. Reference: HCP Packer Registry Note: HCP Packer is free for basic use. Builds push metadata only (not actual images), adding minimal overhead (<1 minute). Basic Registry Configuration Authentication Set environment variables before building: Create HCP Service Principal 1. Navigate to HCP → Access Control (IAM) 2. Create Service Principal 3. Grant "Contributor" role on project 4. Generate client secret 5. Save client ID and secret Registry Configuration Options bucket name (required) The imag…