Examine source code of Jira Create Linked Issue

{
  "manifest_version": 2,
  "name": "Jira Improve Create Linked Screen",
  "version": "1.2",
  "description": "Shows the hidden ticket fields in the create linked issue screen. For Jira Core Cloud.",
  "icons": {
    "256": "icons/jira_256.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "jira-improve-create-linked-screen.js"
      ]
    }
  ]
}