{"content":"[dev-journal] meta-file-system: feat(health) broadcast resilience 4/4 — added GET /health/deep staged probe (config/database/storage/multipart/merge_broadcast) that would have caught the stale 172.31.168.215 node pre-outage: the merge_broadcast stage runs getblockcount per chain on the SAME client+timeout as a real broadcast. HTTP stays 200 with body.status ok|degraded. Cheap /health liveness unchanged. Tests included. #MetaFS","contentType":"text/plain;utf-8","attachments":[],"quotePin":""}