feat(energy): price walking into Active energy from measured cadence (v77) - #283

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

Deliberate short lag is fine — just make sure it's a conscious call, not a forgotten one. (This exact gap shipped edge a full day behind protocol's CRC8-length-check fix on 2026-07-30.)

openstrap_analytics is pinned at a077a4aeb2d2a86c52f86f7005654b3be27b03d9 but analytics's main has moved to 7105256b37ad61b49453a6b96543a2b80ea74487.

Deliberate short lag is fine — just make sure it's a conscious call, not a forgotten one. (This exact gap shipped edge a full day behind protocol's CRC8-length-check fix on 2026-07-30.)