Examine source code of Screen Recorder - Screenshot with URL

{
  "action": {
    "default_icon": {
      "128": "icons/icon128.png"
    },
    "default_popup": "popup.html",
    "default_title": "Screen Recorder - Screenshot with URL"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "all_frames": false,
      "js": [
        "console_collector.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "run_at": "document_start",
      "world": "MAIN"
    },
    {
      "all_frames": false,
      "js": [
        "select_tracker.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "run_at": "document_idle"
    }
  ],
  "description": "Capture full page, visible & selected area screenshots with URL bar & hidden Bookmarks, record screen with inbuilt editor.",
  "host_permissions": [
    "<all_urls>"
  ],
  "icons": {
    "128": "icons/icon128.png"
  },
  "manifest_version": 3,
  "name": "Screen Recorder - Screenshot with URL",
  "permissions": [
    "activeTab",
    "tabs",
    "downloads",
    "storage",
    "unlimitedStorage",
    "scripting",
    "clipboardWrite",
    "declarativeNetRequest"
  ],
  "version": "1.2.0",
  "browser_specific_settings": {
    "gecko": {
      "id": "{90f318f3-31db-40a9-9f42-48b3fccbfccd}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "web_accessible_resources": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "resources": [
        "icons/icon128.png"
      ]
    }
  ]
}