Examine source code of Only Shop

{
  "manifest_version": 3,
  "name": "Only Shop",
  "short_name": "Only Shop",
  "description": "Hides Marketplace / third-party seller listings on popular Australian retailer sites, showing only products sold by the retailer.",
  "version": "0.2.0",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "action": {
    "default_popup": "src/popup/popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "background": {
    "scripts": [
      "src/lib/site-config.js",
      "src/lib/analytics-config.js",
      "src/lib/analytics.js",
      "src/lib/background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{fc84dbad-779c-4938-8681-f155d800faf8}",
      "strict_min_version": "115.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  },
  "permissions": [
    "storage",
    "tabs"
  ],
  "host_permissions": [
    "https://www.woolworths.com.au/*",
    "https://www.kmart.com.au/*",
    "https://www.bigw.com.au/*",
    "https://www.bunnings.com.au/*",
    "https://www.jbhifi.com.au/*",
    "https://www.kogan.com/*",
    "https://www.babybunting.com.au/*",
    "https://www.myer.com.au/*",
    "https://us.i.posthog.com/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://www.woolworths.com.au/*",
        "https://www.kmart.com.au/*",
        "https://www.bigw.com.au/*",
        "https://www.bunnings.com.au/*",
        "https://www.jbhifi.com.au/*",
        "https://www.kogan.com/*",
        "https://www.babybunting.com.au/*",
        "https://www.myer.com.au/*"
      ],
      "js": [
        "src/lib/site-config.js",
        "src/content/filter.js"
      ],
      "css": [
        "src/content/filter.css"
      ],
      "run_at": "document_start",
      "all_frames": false
    }
  ]
}