Examine source code of Workspace

{
  "manifest_version" : 3 ,
  "name" : "Workspace",
  "version" : "0.2.0",
  "default_locale" : "en" ,
  "author": "Kasukabe Tsumugi",
  "homepage_url" : "https://github.com/baendlorel/firefox-workspaces",
  "description" : "Manage tabs in workspaces similar to Microsoft Edge's Workspace feature",
  "permissions" : [
    "tabs" ,
    "sessions" ,
    "activeTab" ,
    "storage" ,
    "notifications" 
  ],
  "background" : {
    "scripts" : [
      "dist/background.js" 
    ],
    "type" : "module" 
  },
  "action" : {
    "default_popup" : "dist/pages/index.html",
    "default_title" : "Workspace"
  },
  "icons" : {
    "128" : "dist/assets/icon-128.png"
  },
  "content_scripts" : [
    {
      "matches" : [
        "<all_urls>" 
      ],
      "js" : [
        "dist/content.js" 
      ],
      "run_at" : "document_end" 
    }
  ],
  "host_permissions" : [
    "<all_urls>" 
  ],
  "web_accessible_resources" : [
    {
      "resources" : [
        "dist/*" 
      ],
      "matches" : [
        "<all_urls>" 
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "workspaces@example.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}