{
  "$schema": "https://mwl.dev/v0.1/provider/schema.json",
  "uri": "mwl:provider.middleware/mwl/finally/v1",
  "codePrefix": "Finally",
  "description": "Dispatches a cleanup call on every exit. The cleanup's Result is discarded; a failed cleanup supersedes the Result in flight under the onAlways rules, carrying its originator's code.",
  "attachment": ["step", "flow"],
  "phases": {
    "onAlways": {
      "action": {
        "kind": "side-effect",
        "description": "Dispatches the configured call, wrapped by the configured middleware stack. Gated off, nothing is dispatched."
      },
      "parameters": {
        "type": "object",
        "additionalProperties": false,
        "required": ["call"],
        "properties": {
          "call": {
            "type": "object",
            "description": "The cleanup dispatch: a call object, taken structurally."
          },
          "middleware": {
            "type": "array",
            "items": { "type": "object" },
            "description": "A middleware stack around the cleanup dispatch, taken structurally."
          }
        }
      },
      "structural": ["call", "middleware"]
    }
  },
  "failureCatalog": {
    "closed": [],
    "open": []
  }
}