Examine source code of Axe X

{
  "manifest_version": 2,
  "browser_specific_settings": {
    "gecko": {
      "id": "{20d72694-c2e7-4211-a013-5d593467af42}"
    }
  },
  "icons": {
    "48": "icon.svg",
    "96": "icon.svg"
  },
  "name": "Axe X",
  "version": "1.0.6",
  "description": "Remove unwanted posts from your X feeds using custom filters",
  "permissions": [
    "activeTab",
    "storage"
  ],
  "author": "Marcel Duin",
  "homepage_url": "https://github.com/marcelduin/Axe-X",
  "content_scripts": [
    {
      "matches": [
        "https://x.com/*"
      ],
      "js": [
        "axe.js"
      ],
      "run_at": "document_end"
    }
  ],
  "background": {
    "scripts": [
      "bg.js"
    ]
  },
  "browser_action": {
    "default_icon": "icon.svg",
    "default_title": "Axe X",
    "default_popup": "popup.html"
  }
}