Examine source code of Jira Dev Cap Reminders

{
  "name": "Jira Dev Cap Reminders",
  "description": "Configurable on-page reminders to log work on 'Forward Development' Jira tickets",
  "version": "1.0.4",
  "icons": {
    "48": "icons/icon_active.png"
  },
  "content_scripts": [
    {
      "matches": [
        "https://jira.q2ebanking.com/*"
      ],
      "js": [
        "browser-polyfill.js",
        "content.js"
      ]
    }
  ],
  "permissions": [
    "storage",
    "scripting",
    "tabs"
  ],
  "manifest_version": 2,
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_popup": "popup/menu.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "JiraDevCap@reminders.com",
      "strict_min_version": "109.0"
    }
  }
}