Examine source code of H2Home Extension

{
  "manifest_version": 3,
  "name": "H2Home Extension",
  "version": "1.3.0",
  "description": "Extension for H2Home Service",
  "permissions": [
    "activeTab",
    "scripting"
  ],
  "icons": {
    "48": "src/assets/logo-48.png",
    "96": "src/assets/logo-128.png",
    "128": "src/assets/logo-128.png",
    "256": "src/assets/logo-128.png",
    "512": "src/assets/logo-128.png"
  },
  "action": {
    "default_title": "H2Home (Ctrl/Command + H)",
    "default_icon": {
      "16": "src/assets/logo-16.png",
      "32": "src/assets/logo-32.png",
      "48": "src/assets/logo-48.png",
      "128": "src/assets/logo-128.png"
    }
  },
  "content_scripts": [
    {
      "js": [
        "src/content.ts-loader.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "css": [
        "src/content.css"
      ]
    }
  ],
  "background": {
    "scripts": [
      "service-worker-loader.js"
    ],
    "type": "module"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "extension1@h2home.pl",
      "strict_min_version": "112.0",
      "data_collection_permissions": {
        "required": [
          "authenticationInfo",
          "websiteContent"
        ]
      }
    }
  },
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Ctrl+H",
        "mac": "Command+H"
      }
    }
  },
  "host_permissions": [
    "*://*.h2home.pl/*",
    "https://*/*"
  ],
  "web_accessible_resources": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "resources": [
        "src/assets/*.svg",
        "index.html"
      ]
    },
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "resources": [
        "src/plusoverlay.svg",
        "src/i18n.js",
        "src/content.ts.js"
      ]
    }
  ]
}