Customizable Page Background

Enables you to insert an image of your choice to the background of search pages (Google, bing, Yahoo! JAPAN).

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manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "__MSG_extension_name__",
  "version": "1.3.1",
  "description": "__MSG_extension_description__",
  "author": "[email protected]",
  "default_locale": "en_US",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "action": {
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "permissions": [
    "storage",
    "unlimitedStorage"
  ],
  "content_scripts": [
    {
      "js": [
        "CustomPageBackground.js",
        "site_resources/google.js"
      ],
      "css": [
        "BackgroundImageInjector.css",
        "site_resources/google.css"
      ],
      "matches": [
        "https://www.google.com/",
        "https://www.google.com/webhp?*",
        "https://www.google.com/search?*"
      ]
    },
    {
      "js": [
        "CustomPageBackground.js",
        "site_resources/bing_top.js"
      ],
      "css": [
        "BackgroundImageInjector.css",
        "site_resources/bing.css",
        "site_resources/bing_top.css"
      ],
      "matches": [
        "https://www.bing.com/",
        "https://www.bing.com/?*"
      ]
    },
    {
      "js": [
        "CustomPageBackground.js"
      ],
      "css": [
        "BackgroundImageInjector.css",
        "site_resources/bing.css"
      ],
      "matches": [
        "https://www.bing.com/search?*",
        "https://www.bing.com/images/search?*",
        "https://www.bing.com/videos/search?*",
        "https://www.bing.com/news/search?*"
      ]
    },
    {
      "js": [
        "CustomPageBackground.js",
        "site_resources/bing_shopping.js"
      ],
      "css": [
        "BackgroundImageInjector.css",
        "site_resources/bing.css"
      ],
      "matches": [
        "https://www.bing.com/shop?*"
      ]
    },
    {
      "js": [
        "CustomPageBackground.js"
      ],
      "css": [
        "BackgroundImageInjector.css",
        "site_resources/yahoo_japan.css"
      ],
      "matches": [
        "https://search.yahoo.co.jp/search?*",
        "https://search.yahoo.co.jp/image/search?*",
        "https://search.yahoo.co.jp/video/search?*"
      ]
    }
  ],
  "background": {
    "service_worker": "ServiceWorker.js"
  },
  "options_page": "Options.html",
  "web_accessible_resources": [
    {
      "matches": [
        "https://www.google.com/*",
        "https://www.bing.com/*",
        "https://search.yahoo.co.jp/*"
      ],
      "resources": [
        "BackgroundImageInjector.js",
        "DataStructureUpdater.js",
        "icons/icon48.png"
      ]
    }
  ]
}