Examine source code of Anastasis

{
  "manifest_version": 2,
  "name": "Anastasis",
  "description": "Open archive versions of links. For checking dead links or viewing other versions.",
  "version": "1.0",
  "homepage_url": "https://github.com/wesinator/resurrect-pages/tree/anastasis",
  "browser_specific_settings": {
    "gecko": {
      "id": "anastasis@wesinator.github.io"
    }
  },
  "background": {
    "scripts": [
      "common.js",
      "background.js"
    ]
  },
  "browser_action": {
    "default_icon": "icons/action_icon_32.png",
    "default_title": "Anastasis",
    "default_popup": "popup.htm"
  },
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "default": "Ctrl+Shift+U"
      }
    }
  },
  "icons": {
    "16": "icons/action_icon_16.png",
    "32": "icons/action_icon_32.png",
    "64": "icons/action_icon_64.png"
  },
  "permissions": [
    "storage",
    "contextMenus",
    "tabs",
    "activeTab"
  ]
}