Examine source code of Capacities Extension - Ofa Suite

{
  "manifest_version": 3,
  "name": "Capacities Extension by Ofa Suite",
  "short_name": "Ofa Capacities",
  "version": "1.1.0",
  "description": "Quick capture for Capacities — save the current page as a weblink or drop a note straight into today's daily note.",
  "permissions": [
    "storage",
    "activeTab",
    "scripting",
    "contextMenus"
  ],
  "host_permissions": [
    "https://api.capacities.io/*"
  ],
  "optional_host_permissions": [
    "<all_urls>"
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'; style-src 'self'; font-src 'self'; img-src 'self' data: https:; connect-src https://api.capacities.io;"
  },
  "action": {
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    },
    "default_popup": "popup.html",
    "default_title": "Capacities Extension by Ofa Suite"
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "commands": {
    "save-selection-to-daily-note": {
      "description": "Save the selected text or current page to today's Capacities daily note"
    },
    "save-current-page-full-page": {
      "description": "Save the current page as a full-page Capacities weblink"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "capacities-extension@ofasuite.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "authenticationInfo",
          "websiteContent"
        ]
      }
    }
  }
}