Examine source code of Tolerable Discord

{
  "manifest_version": 2,
  "name": "Tolerable Discord",
  "version": "0.2.0",
  "description": "Rolls back some of the Discord enshittification.",
  "icons": {
    "48": "icons/tolerable-48.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.discord.com/*"
      ],
      "js": [
        "tolerable.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      },
      "id": "{0679aa97-2ce0-40fc-9bc8-af53e2dc9ffe}"
    }
  }
}