{
  "openapi": "3.1.0",
  "info": { "title": "Thumbnail Inspector Public Guidance API", "version": "1.0.0", "description": "Read-only public guidance for the existing local thumbnail preview tool." },
  "servers": [{ "url": "https://thumbnailinspector.com" }],
  "paths": {
    "/api/agent/thumbnail-guidance": { "get": { "operationId": "getThumbnailGuidance", "summary": "Read the real preview checks and privacy boundary", "responses": { "200": { "description": "Current public tool guidance", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/Guidance" } } } } } } },
    "/api/agent/health": { "get": { "operationId": "getHealth", "summary": "Read public service availability", "responses": { "200": { "description": "Service availability" } } } }
  },
  "components": { "schemas": { "Guidance": { "type": "object", "required": ["supported_image_types", "preview_placements", "checks", "privacy", "source_url"], "properties": { "supported_image_types": { "type": "array", "items": { "type": "string" } }, "preview_placements": { "type": "array", "items": { "type": "string" } }, "checks": { "type": "array", "items": { "type": "string" } }, "privacy": { "type": "string" }, "source_url": { "type": "string", "format": "uri" } } } } }
}