Examine source code of Prompt Vault

{
  "manifest_version": 3,
  "name": "Prompt Vault",
  "version": "0.1.0",
  "description": "Save, search, copy, and insert LLM prompts into supported AI chat sites.",
  "browser_specific_settings": {
    "gecko": {
      "id": "prompt-vault@local",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "storage",
    "activeTab",
    "scripting"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "action": {
    "default_title": "Prompt Vault",
    "default_popup": "popup.html",
    "default_icon": {
      "48": "logo-48.png"
    }
  },
  "icons": {
    "48": "logo-48.png"
  }
}