{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "HubCardData",
  "description": "Standard schema for feed cards delivered to RPDev Feed left-swipe screen",
  "type": "object",
  "required": [
    "pluginId",
    "title"
  ],
  "properties": {
    "pluginId": {
      "type": "string",
      "description": "Unique identifier of the plugin or feed source"
    },
    "title": {
      "type": "string",
      "description": "Primary card header"
    },
    "subtitle": {
      "type": "string",
      "description": "Secondary contextual text or status description"
    },
    "badge": {
      "type": "string",
      "description": "Top-right status badge (e.g. OK, 24°C, 3 unread)"
    },
    "chips": {
      "type": "array",
      "description": "Interactive or informational badge chips",
      "items": {
        "type": "object",
        "required": [
          "label"
        ],
        "properties": {
          "label": {
            "type": "string"
          },
          "icon": {
            "type": "string"
          },
          "actionUrl": {
            "type": "string"
          }
        }
      }
    },
    "timelineItems": {
      "type": "array",
      "description": "Sub-items list or event sequence",
      "items": {
        "type": "object",
        "required": [
          "title"
        ],
        "properties": {
          "title": {
            "type": "string"
          },
          "subtitle": {
            "type": "string"
          },
          "timestamp": {
            "type": "string"
          },
          "statusSuccess": {
            "type": "boolean"
          },
          "url": {
            "type": "string"
          }
        }
      }
    },
    "actions": {
      "type": "array",
      "description": "Action buttons rendered at card bottom",
      "items": {
        "type": "object",
        "required": [
          "label",
          "url"
        ],
        "properties": {
          "label": {
            "type": "string"
          },
          "url": {
            "type": "string"
          },
          "isPrimary": {
            "type": "boolean"
          }
        }
      }
    }
  }
}