{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "stock-analysis/schemas/walk-result.json",
  "title": "WalkResult",
  "description": "Return from roadmap-walker agent (walk mode). Top-down supply chain decomposition with chokepoint candidates.",
  "type": "object",
  "required": ["theme", "candidates"],
  "properties": {
    "theme": { "type": "string", "description": "Supply chain theme being walked (e.g. 'AI infrastructure')." },
    "layers": { "type": "array", "description": "Supply chain layers from finished-product to raw-substrate." },
    "candidates": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["ticker"],
        "properties": {
          "ticker": { "type": "string" },
          "name": { "type": "string" },
          "tier": { "type": "string", "description": "Supply chain layer (e.g. 'foundry', 'equipment', 'materials')." },
          "asymmetry_score": { "type": "number", "description": "Bottleneck asymmetry composite 0-100." }
        }
      }
    }
  }
}