{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/aligned-news/refs/heads/main/json-schema/aligned-news-signal-schema.json",
  "title": "Signal",
  "description": "An Aligned News signal (early pattern detection).",
  "type": "object",
  "properties": {
    "id": { "type": "string", "format": "uuid" },
    "title": { "type": "string" },
    "badge": {
      "type": "string",
      "enum": ["bullish", "caution", "critical", "signal", "interview", "vc", "action"]
    },
    "summary": { "type": "string" },
    "analysis": { "type": "string", "description": "Full editorial analysis. Returned by single-signal responses." },
    "relatedStories": {
      "type": "array",
      "items": { "$ref": "aligned-news-story-schema.json" }
    },
    "sourceUrl": { "type": "string", "format": "uri" },
    "publishedAt": { "type": "string", "format": "date-time" }
  },
  "required": ["id", "title", "badge"]
}