Audio Volume Converter

manifest.json

{
  "manifest_version": 2,
  "name": "Audio Volume Converter",
  "version": "1.0",
  "description": "Converts audio volume from dB to percentage.",
  "icons": {
    "48": "icon.png"
  },
  "permissions": [
    "activeTab"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "48": "icon.png"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{05f4b9f7-a14e-41ba-965f-a462aaadcf6d}"
    }
  }
}