Examine source code of OrangeMan Blocker

{
  "manifest_version": 2,
  "name": "OrangeMan Blocker",
  "version": "1.4.1",
  "description": "Blocks mentions and images of Donald Trump.",
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "storage",
    "activeTab",
    "scripting",
    "tabs"
  ],
  "content_security_policy": "script-src 'self'; object-src 'self'; style-src 'self' https://cdnjs.cloudflare.com; connect-src 'self' https://orangemanblocker.com",
  "background": {
    "scripts": [
      "background.bundle.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "browser-polyfill.min.js",
        "analyticsmanager.bundle.js",
        "keywordProfiles.bundle.js",
        "safelist.bundle.js",
        "contentScript.bundle.js"
      ],
      "css": [
        "contentStyles.css"
      ],
      "run_at": "document_start"
    }
  ],
  "web_accessible_resources": [
    "browser-polyfill.min.js",
    "images/*",
    "config.json",
    "icons/*",
    "contentStyles.css",
    "storage",
    "safelist.js",
    "premium-modal.js",
    "analyticsManager.js"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "orange-man-blocker@orangemanblocker.com"
    }
  }
}