ReadingLine

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "ReadingLine",
  "version": "0.0.3",
  "manifest_version": 3,
  "description": "Acts as a reading ruler, helping to keep an eye on a line of text with a mouse.",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "action": {
    "default_icon": "icons/icon19-active.png",
    "default_title": "Toggle Reading Line (Ctrl + Alt + -)"
  },
  "permissions": [
    "storage",
    "scripting"
  ],
  "host_permissions": [
    "http://*/*",
    "https://*/*",
    "file://*/*"
  ],
  "background": {
    "service_worker": "reading-line-bg.js"
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*",
        "file://*/*"
      ],
      "css": [
        "reading-line.css"
      ]
    },
    {
      "matches": [
        "http://*/*",
        "https://*/*",
        "file://*/*"
      ],
      "js": [
        "reading-line.js"
      ]
    }
  ]
}