SPACE_SPEC = {
  "id": "session-runtime-space",
  "name": "Session Runtime Space",
  "icon": "🧷",
  "color": "#64748b",
  "layer": "Session Layer",
  "description": "User sessions, mission isolation, runtime persistence, and checkpointing.",
  "responsibilities": [
    "user sessions",
    "mission isolation",
    "runtime persistence",
    "checkpointing"
  ],
  "roles": [
    "automation",
    "cognition"
  ]
}