Examine source code of Web Iris

{
  "manifest_version": 2,
  "name": "Web Iris",
  "version": "3.5",
  "default_locale": "en",
  "description": "__MSG_extensionDescription__",
  "permissions": [
    "storage"
  ],
  "homepage_url": "http://web-iris.lirmm.fr/",
  "browser_action": {
    "default_icon": "icons/web-iris-logo-64.png",
    "default_title": "Web Iris",
    "default_popup": "popup/popup.html"
  },
  "background": {
    "scripts": [
      "content_scripts/lib/jquery-3.2.0.min.js",
      "background_scripts/Settings.js",
      "Module_config.js",
      "background_scripts/Background.js",
      "background_scripts/Default_config.js"
    ]
  },
  "commands": {
    "handle-custom": {
      "suggested_key": {
        "default": "Alt+C"
      },
      "description": "Handle custom"
    }
  },
  "content_scripts": [
    {
      "run_at": "document_start",
      "matches": [
        "http://*/*",
        "https://*/*",
        "file:///home/aminata/Documents/EWPA/public_html/fr/setup/setup.html"
      ],
      "js": [
        "content_scripts/lib/jquery-3.2.0.min.js",
        "content_scripts/Utils.js",
        "Module_config.js",
        "utils/Request.js",
        "utils/Shortcuts.js",
        "content_scripts/Variables.js",
        "content_scripts/Events.js",
        "content_scripts/BringUpInfo.js",
        "content_scripts/Local_process.js",
        "content_scripts/Solver_brightness_contrast.js",
        "content_scripts/Extraction_API.js",
        "content_scripts/Extraction_predicates.js",
        "content_scripts/Extraction.js",
        "content_scripts/Adaptation.js",
        "content_scripts/Mutation.js",
        "content_scripts/Main.js"
      ]
    }
  ]
}