Examine source code of Secrets

{
  "name": "Secrets",
  "version": "2.0.8",
  "description": "This browser extension helps you fill logins using information stored in Secrets",
  "manifest_version": 3,
  "default_locale": "en",
  "icons": {
    "16": "Icon-16.png",
    "32": "Icon-32.png",
    "64": "Icon-64.png",
    "128": "Icon-128.png"
  },
  "action": {
    "default_icon": {
      "19": "toolbarIcon-color.png",
      "38": "toolbarIcon-color@2x.png"
    },
    "theme_icons": [
      {
        "light": "toolbarIcon-light.png",
        "dark": "toolbarIcon-dark.png",
        "size": 19
      },
      {
        "light": "toolbarIcon-light@2x.png",
        "dark": "toolbarIcon-dark@2x.png",
        "size": 38
      }
    ],
    "default_title": "Secrets"
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self';"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*"
      ],
      "all_frames": true,
      "js": [
        "loginForms.js",
        "content.js"
      ]
    },
    {
      "matches": [
        "https://*/*"
      ],
      "all_frames": true,
      "js": [
        "loginForms.js",
        "content.js"
      ]
    }
  ],
  "options_ui": {
    "page": "pages/settings.html",
    "open_in_tab": false
  },
  "permissions": [
    "nativeMessaging",
    "webNavigation",
    "storage",
    "clipboardWrite",
    "notifications",
    "contextMenus"
  ],
  "host_permissions": [
    "http://*/*",
    "https://*/*"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "pages/*.css",
        "pages/i18n/*",
        "pages/request.html",
        "pages/request.js",
        "noise-c.wasm"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{654cfbb8-f2b5-42bb-87e5-21c7ec1c1671}",
      "strict_min_version": "109.0"
    }
  }
}