[
    {
        "id": "e2e-flow-tab",
        "type": "tab",
        "label": "E2E Test Flow",
        "disabled": false,
        "info": "End-to-end test flow that verifies EVOLV nodes are loaded and messages can flow through the pipeline."
    },
    {
        "id": "inject-trigger",
        "type": "inject",
        "z": "e2e-flow-tab",
        "name": "Trigger after 2s",
        "props": [
            {
                "p": "payload"
            },
            {
                "p": "topic",
                "vt": "str"
            }
        ],
        "repeat": "",
        "crontab": "",
        "once": true,
        "onceDelay": "2",
        "topic": "e2e-test",
        "payload": "",
        "payloadType": "date",
        "x": 150,
        "y": 100,
        "wires": [
            ["simulate-measurement"]
        ]
    },
    {
        "id": "simulate-measurement",
        "type": "function",
        "z": "e2e-flow-tab",
        "name": "Simulate Measurement",
        "func": "msg.payload = {\n    measurement: 'e2e_test',\n    tags: { source: 'evolv-e2e', node: 'measurement-sim' },\n    fields: { value: Math.random() * 100, status: 1 },\n    timestamp: Date.now()\n};\nmsg.topic = 'e2e/measurement';\nnode.status({ fill: 'green', shape: 'dot', text: 'sent' });\nreturn msg;",
        "outputs": 1,
        "timeout": "",
        "noerr": 0,
        "initialize": "",
        "finalize": "",
        "libs": [],
        "x": 370,
        "y": 100,
        "wires": [
            ["debug-output"]
        ]
    },
    {
        "id": "debug-output",
        "type": "debug",
        "z": "e2e-flow-tab",
        "name": "E2E Debug Output",
        "active": true,
        "tosidebar": true,
        "console": true,
        "tostatus": true,
        "complete": "true",
        "targetType": "full",
        "statusVal": "",
        "statusType": "auto",
        "x": 580,
        "y": 100,
        "wires": []
    }
]