Examine source code of Cocote GO!

{
  "manifest_version": 2,
  "name": "Cocote GO!",
  "version": "1.0.2",
  "description": "L'extension Cocote GO!",
  "homepage_url": "https://go.cocote.com/",
  "icons": {
    "16": "src/images/icon/icon_16.png",
    "32": "src/images/icon/icon_32.png",
    "48": "src/images/icon/icon_48.png",
    "128": "src/images/icon/icon_128.png"
  },
  "permissions": [
    "tabs"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://go.cocote.lo/*",
        "https://go.cocote.com/"
      ],
      "all_frames": true,
      "js": [
        "./src/content_script.js"
      ],
      "run_at": "document_end"
    }
  ],
  "background": {
    "scripts": [
      "./src/background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_title": "Cocote GO!",
    "default_popup": "./src/popup.html"
  },
  "chrome_url_overrides": {
    "newtab": "./src/new-tab-page.html"
  }
}