{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "Commit Analysis",
  "description": "Structured analysis of git commits for changelog generation",
  "type": "object",
  "required": ["range", "commits", "summary", "timestamp"],
  "properties": {
    "range": {
      "type": "object",
      "required": ["from", "to", "total_commits"],
      "properties": {
        "from": { "type": "string", "minLength": 1 },
        "to": { "type": "string", "minLength": 1 },
        "total_commits": { "type": "integer", "minimum": 0 },
        "date_range": {
          "type": "object",
          "properties": {
            "start": { "type": "string" },
            "end": { "type": "string" }
          }
        }
      }
    },
    "commits": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["hash", "date", "type", "subject"],
        "properties": {
          "hash": { "type": "string", "minLength": 4 },
          "author": { "type": "string" },
          "date": { "type": "string" },
          "type": { "type": "string", "enum": ["feat", "fix", "docs", "refactor", "test", "chore", "perf", "ci", "other"] },
          "scope": { "type": ["string", "null"] },
          "subject": { "type": "string", "minLength": 1 },
          "breaking": { "type": "boolean" },
          "breaking_note": { "type": "string" }
        }
      }
    },
    "summary": {
      "type": "object",
      "required": ["by_type"],
      "properties": {
        "by_type": { "type": "object" },
        "breaking_changes": { "type": "integer", "minimum": 0 },
        "contributors": { "type": "array", "items": { "type": "string" } },
        "most_changed_scopes": { "type": "array", "items": { "type": "string" } }
      }
    },
    "timestamp": { "type": "string", "format": "date-time" }
  }
}