manifest.json

{
  "manifest_version": 3,
  "name": "CSS Sniffer",
  "version": "2.0.0",
  "description": "The ultimate CSS inspection tool. Hover, inspect, copy, analyze, and export CSS like never before. Design tokens, performance audits, pattern detection, and more.",
  "permissions": [
    "activeTab",
    "sidePanel",
    "storage",
    "scripting",
    "contextMenus"
  ],
  "action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "side_panel": {
    "default_path": "sidepanel/sidepanel.html"
  },
  "background": {
    "service_worker": "background/service-worker.js"
  },
  "content_scripts": [
    {
      "matches": ["<all_urls>"],
      "js": [
        "content/utils/dom-helpers.js",
        "content/utils/css-filters.js",
        "content/utils/keyboard.js",
        "content/modules/css-extractor.js",
        "content/modules/overlay.js",
        "content/modules/pin-manager.js",
        "content/modules/inspector.js",
        "content/modules/color-palette.js",
        "content/modules/typography.js",
        "content/modules/variables.js",
        "content/modules/contrast.js",
        "content/modules/diff.js",
        "content/modules/css-editor.js",
        "content/modules/style-history.js",
        "content/content.js"
      ],
      "css": ["content/content.css"],
      "all_frames": true,
      "run_at": "document_idle"
    }
  ],
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "icons/*",
        "content/modules/design-tokens.js",
        "content/modules/perf-analyzer.js",
        "content/modules/snapshot-manager.js",
        "content/modules/pattern-detector.js",
        "content/modules/responsive-inspector.js",
        "content/modules/animation-inspector.js",
        "content/modules/cascade-visualizer.js"
      ],
      "matches": ["<all_urls>"]
    }
  ]
}