🔧 Added platforms: linux/amd64,linux/arm64 to Docker build to support: - Intel/AMD x86_64 systems - Apple Silicon M1/M2/M3 Macs (ARM64) - ARM64 Linux servers This fixes the 'no matching manifest for linux/arm64/v8' error when pulling images on Apple Silicon Macs. Also fixed missing space in IMAGE_NAME variable in attestation step. 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>