Examine source code of FireSource

{
  "manifest_version": 3,
  "name": "FireSource",
  "version": "1.0.0",
  "description": "Obtaining website source code to assist individuals who need the source code for a specific site.",
  "icons": {
    "128": "icon/Fire.png"
  },
  "permissions": [
    "tabs"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_icon": {
      "128": "icon/Fire.png"
    },
    "default_title": "FireSource"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "firesource@hp2000c",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}