Examine source code of Capture Studio

{
  "manifest_version": 3,
  "name": "Capture Studio",
  "version": "1.4.0",
  "description": "Screenshot, screen-recording, video-download and transcript toolkit: capture visible area, region, full page, record desktop/camera, download video from YouTube and any site, turn what is said into a note, annotate, and upload to Google Drive.",
  "browser_specific_settings": {
    "gecko": {
      "id": "capture-screenshare@example.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "action": {
    "default_title": "Capture Studio",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "background": {
    "scripts": [
      "browser-polyfill.js",
      "lib/db.js",
      "lib/session.js",
      "lib/drive.js",
      "lib/native.js",
      "lib/sniffer.js",
      "lib/transcript.js",
      "background.js"
    ]
  },
  "permissions": [
    "activeTab",
    "tabs",
    "downloads",
    "storage",
    "identity",
    "clipboardWrite",
    "scripting",
    "unlimitedStorage",
    "nativeMessaging",
    "webRequest",
    "menus",
    "alarms"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://*.youtube.com/*"
      ],
      "js": [
        "content/yt.js"
      ],
      "css": [
        "content/yt.css"
      ],
      "run_at": "document_idle"
    }
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self'; style-src 'self' 'unsafe-inline' https://fonts.googleapis.com; font-src 'self' data: https://fonts.gstatic.com; frame-src 'self' blob: https://embed.diagrams.net;"
  },
  "host_permissions": [
    "https://www.googleapis.com/*",
    "https://accounts.google.com/*",
    "<all_urls>"
  ],
  "commands": {
    "capture-visible": {
      "suggested_key": {
        "default": "Ctrl+Alt+V"
      },
      "description": "Capture visible part of the page"
    },
    "capture-countdown": {
      "suggested_key": {
        "default": "Ctrl+Alt+C"
      },
      "description": "Capture visible part after a countdown"
    },
    "capture-area": {
      "suggested_key": {
        "default": "Ctrl+Alt+A"
      },
      "description": "Capture a selected area"
    },
    "capture-fullpage": {
      "suggested_key": {
        "default": "Ctrl+Alt+F"
      },
      "description": "Capture the full scrollable page"
    },
    "open-editor": {
      "suggested_key": {
        "default": "Ctrl+Alt+E"
      },
      "description": "Open the annotation editor"
    },
    "open-downloads": {
      "suggested_key": {
        "default": "Ctrl+Alt+D"
      },
      "description": "Download video from this page"
    },
    "open-transcript": {
      "suggested_key": {
        "default": "Ctrl+Alt+T"
      },
      "description": "Transcribe the video on this page"
    }
  },
  "web_accessible_resources": [
    {
      "resources": [
        "content/selection.css",
        "editor/editor.html",
        "record/record.html",
        "md/md.html",
        "download/downloads.html"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}