Examine source code of Cashew.one Share

{
  "manifest_version": 2,
  "name": "Cashew.one Share",
  "description": "Annotate, discuss and share snippets of every PDF you encounter!",
  "version": "1.0.3",
  "author": "Cashew GmbH",
  "browser_action": {
    "default_icon": "icons/icon.png",
    "default_popup": "popup.html",
    "default_title": "Cashew.one Share"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "icons": {
    "16": "icons/icon_16x16.png",
    "48": "icons/icon_48x48.png",
    "128": "icons/icon_128x128.png"
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "tabs",
    "storage",
    "*://*/*"
  ]
}