sentinelayer-cli v0.12.4

Bug Fixes

• Emit billing usage for CLI LLM commands (chat ask, spec generate --ai, and scan precheck) using sanitized session_usage events.
• Prefer authoritative proxy usage when present to avoid double billing.
• Keep raw prompt/response text out of billing metadata.

Verification

• Release workflow: https://github.com/mrrCarter/create-sentinelayer/actions/runs/26277365106
• npm sentinelayer-cli@latest: 0.12.4
• Fresh registry smoke: installed sentinelayer-cli@latest and sentinelayer-cli --version returned 0.12.4.