Examine source code of APS - Advanced Phrase Search

{
  "manifest_version": 3,
  "name": "APS - Advanced Phrase Search",
  "short_name": "APS",
  "version": "2.4.7",
  "description": "Highlight many words, phrases and full regular expressions at once, in a tidy in-page panel with per-term colours, live counts and prev/next navigation.",
  "permissions": [
    "storage",
    "contextMenus"
  ],
  "background": {
    "scripts": [
      "shared/defaults.js",
      "shared/store.js",
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "shared/defaults.js",
        "shared/engine.js",
        "shared/store.js",
        "shared/styles.js",
        "shared/manager.js",
        "content/content.js",
        "content/panel.js"
      ],
      "css": [
        "content/highlight.css"
      ],
      "run_at": "document_idle",
      "all_frames": true
    }
  ],
  "action": {
    "default_title": "APS - Advanced Phrase Search (toggle panel)",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  },
  "commands": {
    "toggle-panel": {
      "suggested_key": {
        "default": "Alt+Shift+F"
      },
      "description": "Toggle the APS panel on the current page"
    }
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "aps-advanced-phrase-search@local.extension",
      "strict_min_version": "115.0"
    }
  }
}