Examine source code of Complete PR without Merged

{
  "name": "Complete PR without Merged",
  "description": "Extends dev.azure.com to complete pull request with customize merge commit message without the prefix \"Merged PR ...:\"",
  "version": "0.3.0",
  "author": "Jochen Metzinger",
  "homepage_url": "https://github.com/jocmet/dev-azure-auto-customize-pr#readme",
  "manifest_version": 3,
  "icons": {
    "16": "icon/16.png",
    "24": "icon/24.png",
    "32": "icon/32.png",
    "48": "icon/48.png",
    "96": "icon/96.png",
    "128": "icon/128.png"
  },
  "action": {
    "default_icon": {
      "16": "icon/disable-16.png",
      "24": "icon/disable-24.png",
      "32": "icon/disable-32.png"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{9e34dc90-55ac-454b-b0dd-06db83bd82fc}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "src/background.js"
    ]
  },
  "permissions": [
    "activeTab",
    "scripting"
  ],
  "host_permissions": [
    "https://dev.azure.com/*"
  ],
  "optional_host_permissions": [
    "https://*/*",
    "http://*/*"
  ]
}