updates.json

{
  "addons": {
    "tbkeys@addons.thunderbird.net": {
      "updates": [
        {
          "version": "1.0",
          "update_link": "https://github.com/wshanks/tbkeys/releases/download/v1.0.0/tbkeys.xpi",
          "browser_specific_settings": {
            "gecko": { "strict_max_version": "68" }
          }
        },
        {
          "version": "2.0.0",
          "update_link": "https://github.com/wshanks/tbkeys/releases/download/v2.0.0/tbkeys.xpi"
        },
        {
          "version": "2.0.1",
          "update_link": "https://github.com/wshanks/tbkeys/releases/download/v2.0.1/tbkeys.xpi"
        },
        {
          "version": "2.0.2",
          "update_link": "https://github.com/wshanks/tbkeys/releases/download/v2.0.2/tbkeys.xpi"
        },
        {
          "version": "2.1.0",
          "update_link": "https://github.com/wshanks/tbkeys/releases/download/v2.1.0/tbkeys.xpi"
        },
        {
          "version": "2.1.1",
          "update_link": "https://github.com/wshanks/tbkeys/releases/download/v2.1.1/tbkeys.xpi"
        },
        {
          "version": "2.1.2",
          "update_link": "https://github.com/wshanks/tbkeys/releases/download/v2.1.2/tbkeys.xpi"
        },
        {
          "version": "2.1.3",
          "update_link": "https://github.com/wshanks/tbkeys/releases/download/v2.1.3/tbkeys.xpi"
        },
        {
          "version": "2.1.4",
          "update_link": "https://github.com/wshanks/tbkeys/releases/download/v2.1.4/tbkeys.xpi"
        },
        {
          "version": "2.2.0",
          "update_link": "https://github.com/wshanks/tbkeys/releases/download/v2.2.0/tbkeys.xpi"
        }
      ]
    }
  }
}