Examine source code of SmartEReply

{
  "manifest_version": 2,
  "name": "SmartEReply",
  "description": "Create personalized comments, craft engaging posts, and effortlessly manage DMs on Social Platforms with ease.",
  "version": "1.0.18",
  "icons": {
    "16": "icon/16.png",
    "32": "icon/32.png",
    "48": "icon/48.png",
    "96": "icon/96.png",
    "128": "icon/128.png"
  },
  "permissions": [
    "storage",
    "tabs",
    "cookies",
    "scripting",
    "clipboardWrite",
    "contextMenus",
    "<all_urls>"
  ],
  "default_locale": "en",
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "css": [
        "smartereply.css",
        "linkedin.css"
      ]
    },
    {
      "matches": [
        "*://docs.google.com/document/*"
      ],
      "run_at": "document_start",
      "js": [
        "content-scripts/gdocs.js"
      ]
    },
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "content-scripts/content.js"
      ]
    },
    {
      "matches": [
        "*://*/*"
      ],
      "all_frames": true,
      "js": [
        "content-scripts/gdocs.js"
      ]
    }
  ],
  "commands": {
    "open-modal": {
      "suggested_key": {
        "default": "Ctrl+J"
      },
      "description": "Open the modal"
    }
  },
  "web_accessible_resources": [
    "icon/*.png",
    "gif/*.gif",
    "images/*.png",
    "logo.svg",
    "logo.png",
    "post-reactions.svg",
    "logo-white.svg",
    "logo-gray.svg",
    "logo-animated.svg",
    "logo-with-name.svg",
    "content-scripts/content.css"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_title": "SmartEReply Options",
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{57f4804e-c520-4ae7-8e32-cae0544ef434}"
    }
  }
}