Examine source code of AB Tasty Debugger

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  "version": "1.5.0",
  "description": "Debug A/B tests from AB Tasty. Open source.",
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      "background.js"
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  },
  "content_scripts": [
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        "https://*/*"
      ],
      "js": [
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      "run_at": "document_idle"
    }
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  "icons": {
    "16": "images/icon-16x16.png",
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  "permissions": [
    "activeTab",
    "tabs"
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  "browser_specific_settings": {
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