Examine source code of Brinsley — Vocabulary Flashcards for Anki

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  "name": "Brinsley — Vocabulary Flashcards for Anki",
  "version": "1.3.1",
  "description": "Highlight an article. Get the words worth teaching, each with an estimated level and its own sentence, ready for Anki.",
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  "content_security_policy": {
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  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_popup": "popup.html",
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