Povishaly

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Povishaly",
  "version": "0.3.0",
  "description": "Shows price history on the real estate site https://r.onliner.by/",
  "permissions": [
    "https://povishaly.space"
  ],
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "content_scripts": [
    {
      "css": [
        "styles.css"
      ],
      "js": [
        "content.js"
      ],
      "matches": [
        "https://r.onliner.by/pk/apartments/*",
        "https://r.onliner.by/ak/apartments/*"
      ]
    }
  ]
}