Examine source code of Pixiv User Filter

{
  "manifest_version": 3,
  "name": "Pixiv User Filter",
  "version": "2026.6.15",
  "description": "Hides Pixiv artworks of blacklisted users",
  "browser_specific_settings": {
    "gecko": {
      "id": "{5fb5b4a4-6485-4e28-bd6d-62837f0c7340}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "storage",
    "contextMenus",
    "notifications",
    "activeTab",
    "webRequest",
    "webRequestBlocking",
    "alarms"
  ],
  "optional_permissions": [
    "downloads"
  ],
  "host_permissions": [
    "*://*.pixiv.net/*"
  ],
  "action": {
    "default_title": "Pixiv User Filter"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.pixiv.net/*"
      ],
      "js": [
        "thumbnailFixer.js",
        "content.js"
      ]
    }
  ],
  "options_ui": {
    "page": "options.html"
  },
  "icons": {
    "16": "icon.svg",
    "32": "icon.svg",
    "48": "icon.svg",
    "64": "icon.svg",
    "96": "icon.svg"
  }
}