Examine source code of Job Copilot

{
  "manifest_version": 3,
  "name": "AI Job Copilot",
  "description": "Local-first AI job application assistant. Scrapes, tailors, and fills — never submits.",
  "version": "0.1.0",
  "icons": {
    "16": "assets/icon-16.png",
    "32": "assets/icon-32.png",
    "48": "assets/icon-48.png",
    "128": "assets/icon-128.png"
  },
  "permissions": [
    "activeTab",
    "storage",
    "scripting"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "options_ui": {
    "open_in_tab": true,
    "page": "options.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "ai-job-copilot@extension.local",
      "strict_min_version": "128.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_title": "AI Job Copilot",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content-scripts/content.js"
      ]
    }
  ]
}