{
  "context": "Tests creation of a simple 3-node flowchart canvas with correct ID format, valid edge references, and proper JSON structure.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "Valid JSON output",
      "description": "The canvas file content is syntactically valid JSON with no parse errors",
      "max_score": 20
    },
    {
      "name": "Correct file extension",
      "description": "The output file is named with a .canvas extension (e.g. flowchart.canvas)",
      "max_score": 10
    },
    {
      "name": "16-character hex IDs on all nodes",
      "description": "Every node object has an id field that is exactly 16 lowercase hexadecimal characters",
      "max_score": 20
    },
    {
      "name": "16-character hex IDs on all edges",
      "description": "Every edge object has an id field that is exactly 16 lowercase hexadecimal characters",
      "max_score": 15
    },
    {
      "name": "All edge references resolve",
      "description": "Both fromNode and toNode values on every edge match an id present in the nodes array",
      "max_score": 20
    },
    {
      "name": "Three nodes present",
      "description": "Canvas contains exactly three text nodes representing Start, Decision, and End",
      "max_score": 15
    }
  ]
}