Examine source code of Daily Reflection Journal

{
  "manifest_version": 2,
  "name": "Daily Reflection Journal",
  "version": "1.3",
  "description": "Write and save daily reflections or journal entries directly in your browser.",
  "permissions": [
    "storage"
  ],
  "browser_action": {
    "default_icon": "icons/logo_128.png",
    "default_title": "Daily Reflection Journal",
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{178a3784-9fbd-43f4-8f78-8dd696cb0915}"
    }
  }
}