rgb-progress-bar/manifest.json

{
  "manifest_version": 2,
  "name": "RGB Progress Bar",
  "version": "4.5.2",
  "author": "Array in a Matrix",
  "developer": {
    "name": "Array in a Matrix",
    "url": "https://arrayinamatrix.xyz"
    },

  "description": "Makes progress bars cycle through different RGB colors.",

  "browser_specific_settings": {
    "gecko": {
      "id": "tensor@arrayinamatrix.xyz",
      "strict_min_version": "52.0"
    }
  },

  "icons": {
    "48": "icons/icon-48.jpg",
    "96": "icons/icon-96.jpg"
  },

  "content_scripts": [{
    "matches": [
        "<all_urls>"
    ],
    "css": ["style.css"]
  }]
}