Examine source code of Hide LeetCode Solutions

{
  "manifest_version": 2,
  "name": "Hide Leetcode Solutions",
  "description": "Hide Leetcode Solutions",
  "version": "0.0.5",
  "browser_specific_settings": {
    "gecko": {
      "id": "{7f655dec-e422-4c21-a09a-4eac985a6541}",
      "strict_min_version": "58.0"
    }
  },
  "icons": {
    "72": "icons/icon.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.leetcode.com/problems/*"
      ],
      "js": [
        "content_script.js"
      ]
    }
  ]
}