manifest.json

{
  "manifest_version": 2,
  "name": "WebExtension Experiment Tags",
  "applications": {
    "gecko": {
       "id": "webextension-experiment-tags@example.com"
    }
  },
  "version": "0.1",
  "description": "WebExtension Experiment API to get access/read bookmark tags in Firefox.",
  "homepage_url": "https://github.com/azappella/webextension-experiment-tags",
  "permissions": [
    "bookmarks",
    "tabs"
  ],
  "icons": {
    "64": "icons/tags-icon.png"
  },
  "browser_action": {
    "default_icon": "icons/tags.png",
    "default_title": "Tags!"
  },
  "background": {
    "scripts": ["src/background.js"]
  },
  "experiment_apis": {
    "tags": {
      "schema": "experiments/tags/schema.json",
      "parent": {
        "scopes": ["addon_parent"],
        "script": "experiments/tags/api.js",
        "paths": [["experiments", "tags"]]
      }
    }
  }
}