fyi.opensocial.embed.images

{
  "$type": "com.atproto.lexicon.schema",
  "defs": {
    "aspectRatio": {
      "description": "Width to height, so a page can make room for it before it loads.",
      "properties": {
        "height": {
          "minimum": 1,
          "type": "integer"
        },
        "width": {
          "minimum": 1,
          "type": "integer"
        }
      },
      "required": [
        "width",
        "height"
      ],
      "type": "object"
    },
    "image": {
      "properties": {
        "alt": {
          "description": "What it shows, for anyone who can't see it.",
          "maxGraphemes": 1000,
          "maxLength": 10000,
          "type": "string"
        },
        "aspectRatio": {
          "ref": "#aspectRatio",
          "type": "ref"
        },
        "image": {
          "accept": [
            "image/*"
          ],
          "maxSize": 1000000,
          "type": "blob"
        }
      },
      "required": [
        "image",
        "alt"
      ],
      "type": "object"
    },
    "main": {
      "properties": {
        "images": {
          "items": {
            "ref": "#image",
            "type": "ref"
          },
          "maxLength": 4,
          "minLength": 1,
          "type": "array"
        }
      },
      "required": [
        "images"
      ],
      "type": "object"
    }
  },
  "description": "Pictures with a message, a thread or a reply in a group's spaces, as app.bsky.embed.images has them with a post. Each is a blob in its author's own repo, read through the space the record is in.",
  "id": "fyi.opensocial.embed.images",
  "lexicon": 1
}