Memory Sidecar v3.5.1 Released with Security, Stability, and Observability Upgrades

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The hermes-memory-installer project has released Memory Sidecar v3.5.1, a stability-focused update aimed at hardening containerized memory management in production environments. The release introduces full cgroup v2 support, enabling more precise memory boundary enforcement and reducing resource accounting overhead. Security improvements include a default seccomp profile, SELinux and AppArmor labeling support, and mandatory TLS with automatic certificate rotation on all internal communications. Observability is enhanced through a stabilized set of Prometheus metrics and structured logging with configurable verbosity levels. The v3.4.x API remains backward compatible, with the only breaking change being the removal of the deprecated /v1/memory endpoint, which has been superseded by /v2/memory since v3.4.0.

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