Examine source code of GitLab Merge Requests lists enhancer

{
  "manifest_version": 2,
  "name": "GitLab Merge Requests lists enhancer",
  "version": "1.6.0",
  "description": "An extension that enhance all Merge Requests lists on any instance of Gitlab and GitLab.com.",
  "homepage_url": "https://github.com/EpocDotFr/gitlab-merge-requests-lists-enhancer",
  "author": "Maxime 'Epoc' G.",
  "icons": {
    "16": "images/logo_16.png",
    "48": "images/logo_48.png",
    "96": "images/logo_96.png",
    "128": "images/logo_128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*/*/-/merge_requests",
        "*://*/*/*/-/merge_requests?*"
      ],
      "js": [
        "js/preferences.js",
        "js/content.js"
      ]
    }
  ],
  "options_ui": {
    "page": "html/options.html",
    "open_in_tab": false,
    "browser_style": true
  },
  "permissions": [
    "*://*/*/*/-/merge_requests",
    "*://*/*/*/-/merge_requests?*",
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "gmrle@epoc.fr",
      "strict_min_version": "63.0"
    }
  }
}