Examine source code of Markdown Press

{
  "manifest_version": 3,
  "name": "Markdown Press",
  "version": "1.0.0",
  "description": "Convert Markdown to HTML, DOCX, or PDF—deliberately and quietly.",
  "author": "Colin Knapp",
  "homepage_url": "https://md.colinknapp.com/",
  "icons": {
    "16": "assets/icon.svg",
    "32": "assets/icon.svg",
    "48": "assets/icon.svg",
    "96": "assets/icon.svg"
  },
  "action": {
    "default_title": "Open Markdown Press",
    "default_icon": "assets/icon.svg"
  },
  "background": {
    "scripts": [
      "src/background.js"
    ]
  },
  "host_permissions": [
    "https://md.colinknapp.com/*"
  ],
  "permissions": [],
  "content_security_policy": {
    "extension_pages": "default-src 'self'; script-src 'self'; style-src 'self'; img-src 'self'; connect-src https://md.colinknapp.com; object-src 'none'; base-uri 'none'; form-action 'none'; frame-src 'none'"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "markdown-press@colinknapp.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent"
        ]
      }
    }
  }
}