Examine source code of Test & Feedback

{
  "manifest_version": 2,
  "name": "Test & Feedback",
  "short_name": "XT, exploratory tesing, feedback",
  "version": "1.0.239.0",
  "description": "Capture, create and collaborate to drive exploratory testing and feedback workflows for your team",
  "homepage_url": "https://marketplace.visualstudio.com/items?itemName=ms.vss-exploratorytesting-web",
  "icons": {
    "16": "Images/NormalState-16-FF.png",
    "48": "Images/NormalState-48-FF.png",
    "128": "Images/NormalState-128-FF.png"
  },
  "browser_action": {
    "default_icon": "Images/NormalState-128-FF.png",
    "default_title": "Test & Feedback - Capture, create and collaborate to drive exploratory testing and feedback workflows for your team",
    "default_popup": "Popup2/Popup.html"
  },
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "windows": "Ctrl+Shift+Y",
        "mac": "Command+Shift+Y",
        "chromeos": "Ctrl+Shift+Y",
        "linux": "Ctrl+Shift+Y"
      }
    }
  },
  "background": {
    "page": "Background/Worker/Background.html",
    "persistent": true
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "ContentScript/CustomisedWorkItemMessaging.js",
        "ContentScript/CaptureBrowserEvent.js"
      ],
      "all_frames": true,
      "run_at": "document_end"
    }
  ],
  "options_ui": {
    "page": "Options/Options.html",
    "chrome_style": true
  },
  "web_accessible_resources": [
    "Fonts/*.*"
  ],
  "permissions": [
    "activeTab",
    "tabs",
    "storage",
    "<all_urls>",
    "webNavigation"
  ],
  "sandbox": {
    "pages": [
      "AnnotationTool/View/AnnotationTool.html"
    ]
  },
  "applications": {
    "gecko": {
      "strict_min_version": "50.0",
      "id": "{1ba29029-1e2b-447d-bb05-81f58e9057c4}"
    }
  }
}