Tab-Search-and-Manage/src/manifest.json

{
    "manifest_version": 2,
    "name": "Tab Search and Manage",
    "version": "1.3.13",
    "description": "This plugin can search, drag-n-drop ordering, and (un)hide all or some tabs.",

  "applications": {
    "gecko": {
      "id": "tabsSearch@itdominator.com",
      "strict_min_version": "61.0"
    }
  },

  "icons": {
    "48": "icons/tabsSearch_48.png",
    "96": "icons/tabsSearch_96.png"
  },

  "permissions": [
      "tabs",
      "tabHide",
      "activeTab",
      "storage"
   ],

  "browser_action": {
      "default_icon": "icons/tabsSearch_48.png",
      "default_title": "Tab Search and Manage",
      "default_popup": "pages/tabsSearch.html"
  }
}