Examine source code of Auto Feedback Filler

{
  "manifest_version": 3,
  "name": "Auto Feedback Filler",
  "version": "1.2",
  "description": "Automatically fills college faculty and course feedback forms.",
  "browser_specific_settings": {
    "gecko": {
      "id": "autofeedback@rushat.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "activeTab",
    "scripting",
    "storage"
  ],
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icon16.png",
      "48": "icon48.png",
      "128": "icon128.png"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "commands": {
    "auto-fill-form": {
      "suggested_key": {
        "default": "Ctrl+Shift+F",
        "mac": "Command+Shift+F"
      },
      "description": "Auto Fill Form"
    }
  }
}