The cross-built riscv64 binary can't run on the x86_64 runner, so the packaging step that runs the CLI failed and blocked the whole release. RISC-V users can build from source; the opt-in RISC-V compile check in ci.yml stays. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01RjGw4gA5ZvKrU8MQP6sBgT