Dark Theme Tab - dark mode

manifest.json

{
  "name": "__MSG_extName__",
  "description": "__MSG_extDesc__",
  "default_locale": "en",
  "offline_enabled": true,
  "icons": {
    "32": "img/32.png",
    "64": "img/64.png",
    "128": "img/128.png"
  },
  "background": {
    "service_worker": "js/bg.js"
  },
  "content_scripts": [
    {
      "all_frames": true,
      "exclude_globs": [
        "*/chrome/newtab*",
        "https://darktheme.org/*"
      ],
      "js": [
        "/content_change/inject.js"
      ],
      "css": [
        "/assets/css/inject.css"
      ],
      "match_about_blank": true,
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "<all_urls>"
      ],
      "css": [
        "assets/styles/fonts.css",
        "assets/content.css"
      ],
      "js": []
    }
  ],
  "chrome_url_overrides": {
    "newtab": "./newTab/newTab.html"
  },
  "content_security_policy": {
    "extension_pages": "font-src 'self'; script-src 'self'; object-src 'self'; worker-src 'self'",
    "content_scripts": "font-src 'self'; script-src 'self'; object-src 'self'; worker-src 'self'"
  },
  "action": {
    "default_icon": "assets/icons/dark/128.png"
  },
  "options_page": "options/options.html",
  "manifest_version": 3,
  "host_permissions": [
    "<all_urls>"
  ],
  "permissions": [
    "scripting",
    "tabs",
    "storage",
    "contextMenus",
    "webNavigation",
    "topSites",
    "alarms",
    "unlimitedStorage",
    "cookies",
    "gcm"
  ],
  "web_accessible_resources": [
    {
      "matches": [
        "<all_urls>"
      ],
      "resources": [
        "/content_change/*.css",
        "assets/*"
      ]
    }
  ],
  "commands": {
    "1": {
      "suggested_key": {
        "default": "Alt+1",
        "linux": "Ctrl+Shift+1"
      },
      "description": "Open the 1st app"
    },
    "2": {
      "suggested_key": {
        "default": "Alt+2",
        "linux": "Ctrl+Shift+2"
      },
      "description": "Open the 2rd app"
    },
    "3": {
      "suggested_key": {
        "default": "Alt+3",
        "linux": "Ctrl+Shift+3"
      },
      "description": "Open the 3th app"
    },
    "5": {
      "description": "Open the 5th app"
    },
    "9": {
      "description": "Open the secret game"
    }
  },
  "version": "1.0.1",
  "update_url": "https://edge.microsoft.com/extensionwebstorebase/v1/crx"
}