shared-context-spec:agent-mux-gateway-frame-error

{
  "id": "shared-context-spec:agent-mux-gateway-frame-error",
  "_kind": "SharedContextSpec",
  "_file": "extensions/shared-context-specs/agent-mux-gateway-protocol-frames.yaml",
  "_cluster": "extensions",
  "attributes": {
    "displayName": "ErrorFrame (server→client)",
    "contextKind": "websocket-frame-server",
    "typescriptInterface": "ErrorFrame",
    "producerIface": "@a5c-ai/agent-mux-gateway server.ts (RunManager / ClientConn error paths)",
    "consumerIfaces": [
      "@a5c-ai/agent-mux-gateway client"
    ],
    "fieldSchema": [
      "type:literal<error>:required:Frame discriminator",
      "code:string:required:Machine-readable error code (zod min(1))",
      "message:string:required:Human-readable error message",
      "runId:string:optional:Run id the error pertains to (when applicable)",
      "tailSeq:int:optional:Last delivered seq for the run subscription, for resume"
    ],
    "sourceCitation": "packages/agent-mux/gateway/src/protocol/v1.ts:17-23; frames.ts:18-24"
  },
  "outgoingEdges": [],
  "incomingEdges": [
    {
      "from": "package:a5c-ai-agent-mux-gateway",
      "to": "shared-context-spec:agent-mux-gateway-frame-error",
      "kind": "has_payload_schema",
      "attributes": {}
    }
  ]
}