Examine source code of Harbor Web Clipper

{
  "manifest_version": 3,
  "name": "Harbor Web Clipper",
  "description": "Save articles, full pages, bookmarks, and screenshots from any website straight into Harbor.",
  "version": "0.1.52",
  "icons": {
    "16": "icon/16.png",
    "32": "icon/32.png",
    "48": "icon/48.png",
    "96": "icon/96.png",
    "128": "icon/128.png"
  },
  "action": {
    "default_title": "Clip to Harbor"
  },
  "permissions": [
    "activeTab",
    "tabs",
    "scripting",
    "storage",
    "contextMenus",
    "notifications",
    "identity",
    "clipboardWrite"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "commands": {
    "start-clipper": {
      "suggested_key": {
        "default": "Alt+Shift+H"
      },
      "description": "Open the Harbor clipper panel on the current page"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "webclipper@harbor.my",
      "strict_min_version": "121.0",
      "data_collection_permissions": {
        "required": [
          "authenticationInfo",
          "websiteContent"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "options_ui": {
    "open_in_tab": true,
    "page": "options.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content-scripts/content.js"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "content-scripts/content.css"
      ],
      "use_dynamic_url": true,
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}