Examine source code of Click dictionary

{
  "author": "newDev",
  "manifest_version": 2,
  "name": "Click dictionary",
  "short_name": "Click dict.",
  "description": "Double click on words to see their definition",
  "version": "1.4.3",
  "browser_action": {
    "default_icon": "/src/icon/icon48.png",
    "default_title": "Click dictionary",
    "default_popup": "/src/modules/action/action.html"
  },
  "icons": {
    "48": "/src/icon/icon48.png",
    "128": "/src/icon/icon128.png"
  },
  "background": {
    "scripts": [
      "/src/modules/dictionary-popup/eventPage.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "css": [
        "/src/modules/dictionary-popup/dictionary-popup.css"
      ],
      "js": [
        "/src/modules/dictionary-popup/dictionary-popup.js"
      ]
    }
  ],
  "options_ui": {
    "page": "/src/modules/options/options.html"
  },
  "web_accessible_resources": [
    "/src/utils/languageSettings.js",
    "/src/utils/htmlUtils.js",
    "/src/utils/resultTable.js",
    "/src/utils/disabledUrlService.js"
  ],
  "permissions": [
    "*://en.bab.la/*",
    "storage",
    "activeTab"
  ],
  "applications": {
    "gecko": {
      "id": "{8515bb77-ba74-4e28-976e-8d9b33815429}"
    }
  }
}