KMQ: WAL retention-by-consumption, a timecode bus and a tape feed

WAL rotation without a coordinator A design note on KMQ, a homelab message broker built from FIFOs, gawk and Kubernetes primitives. Earlier notes covered the original FIFO pipeline , the ring-buffer block policy , the out-of-band ACK sidecar and the dual-ACK feedback loop with TLS . The private OCI registry and pull-through cache sits behind all of them. The ACK note queued log rotation as future…