Hover Bio: Mouse-over Insights

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Hover Bio: Mouse-over Insights",
  "version": "0.0.1",
  "manifest_version": 2,
  "description": "Hover over terms to see relevant information.",
  "homepage_url": "https://www.hoverb.io",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_action": {
    "default_title": "TSRWPCX",
    "default_popup": "popup.html"
  },
  "default_locale": "en",
  "background": {
    "scripts": [
      "js/background.js"
    ],
    "persistent": true
  },
  "permissions": [
    "https://*/*",
    "storage",
    "activeTab"
  ],
  "content_security_policy": "script-src 'self' object-src https://www.google.com/ default-src 'self';",
  "content_scripts": [
    {
      "matches": [
        "https://*/*"
      ],
      "css": [
        "js/extension.css"
      ],
      "js": [
        "js/content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "web_accessible_resources": [
    "js/extension.css"
  ]
}