Examine source code of Recipe Clipper

{
  "manifest_version": 2,
  "name": "Recipe Clipper",
  "description": "Extract clean recipes from any food blog. No ads, no life stories.",
  "version": "1.0.4",
  "icons": {
    "16": "icon/16.png",
    "32": "icon/32.png",
    "48": "icon/48.png",
    "64": "icon/64.png",
    "96": "icon/96.png",
    "128": "icon/128.png"
  },
  "permissions": [
    "activeTab",
    "storage",
    "scripting",
    "tabs",
    "<all_urls>",
    "https://*.supabase.co/*"
  ],
  "sidebar_action": {
    "default_panel": "sidepanel.html",
    "default_icon": {
      "16": "icon/16.png",
      "32": "icon/32.png",
      "48": "icon/48.png",
      "128": "icon/128.png"
    },
    "default_title": "Recipe Clipper"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "recipe-clipper@recipeclipper.com",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "authenticationInfo",
          "websiteContent"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content-scripts/content.js"
      ]
    }
  ]
}