Examine source code of Auto Auth

{
  "manifest_version": 3,
  "name": "__MSG_name__",
  "description": "__MSG_description__",
  "version": "1.0.0",
  "short_name": "__MSG_short_name__",
  "icons": {
    "16": "icons/16.png",
    "24": "icons/24.png",
    "32": "icons/32.png",
    "48": "icons/48.png",
    "96": "icons/96.png",
    "128": "icons/128.png"
  },
  "default_locale": "en",
  "homepage_url": "https://github.com/cssnr/auto-auth",
  "permissions": [
    "contextMenus",
    "storage",
    "webRequest",
    "webRequestAuthProvider"
  ],
  "host_permissions": [
    "*://*/*"
  ],
  "commands": {
    "_execute_action": {
      "description": "__MSG_cmd_executeAction__",
      "suggested_key": {
        "default": "Alt+Shift+A"
      }
    },
    "openSidePanel": {
      "description": "__MSG_cmd_openSidePanel__",
      "suggested_key": {
        "default": "Alt+Shift+P"
      }
    },
    "openExtPanel": {
      "description": "__MSG_cmd_openExtPanel__",
      "suggested_key": {
        "default": "Alt+Shift+W"
      }
    },
    "openOptions": {
      "description": "__MSG_cmd_openOptions__",
      "suggested_key": {
        "default": "Alt+Shift+O"
      }
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "auto-auth@cssnr.com",
      "strict_min_version": "128.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "128.0"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/16.png",
      "24": "icons/24.png",
      "32": "icons/32.png",
      "48": "icons/48.png",
      "96": "icons/96.png",
      "128": "icons/128.png"
    }
  },
  "options_ui": {
    "open_in_tab": true,
    "page": "options.html"
  },
  "sidebar_action": {
    "default_panel": "sidepanel.html",
    "default_icon": {
      "16": "icons/16.png",
      "24": "icons/24.png",
      "32": "icons/32.png",
      "48": "icons/48.png",
      "96": "icons/96.png",
      "128": "icons/128.png"
    },
    "open_at_install": false
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "content-scripts/content.js"
      ]
    }
  ]
}