Examine source code of Ember Clay Evening

{
  "manifest_version": 2,
  "name": "Ember Clay Evening",
  "version": "1.0",
  "description": "Ember Clay Evening is a calm Firefox theme designed with natural tones for comfortable daily browsing.",
  "theme": {
    "colors": {
      "frame": "#c9a28a",
      "toolbar": "#efe4dc",
      "tab_text": "#3a2b23",
      "toolbar_text": "#3a2b23",
      "popup": "#f6efe9",
      "popup_text": "#2f241e"
    }
  },
  "applications": {
    "gecko": {
      "id": "ember-clay-evening-2025@addons.mozilla.org"
    }
  }
}