Examine source code of CovidFreeWeb

{
  "name": "CovidFreeWeb",
  "version": "0.0.2",
  "manifest_version": 2,
  "description": "This extension tries to reduce the strain by constant covid news and spam on social networks which can lead to panic",
  "homepage_url": "https://github.com/DavidM42/CovidFreeWeb",
  "icons": {
    "16": "icons/covid16.png",
    "32": "icons/covid32.png"
  },
  "background": {
    "scripts": [
      "src/bg/background.js"
    ]
  },
  "permissions": [
    "tabs"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://*.twitter.com/*"
      ],
      "js": [
        "src/inject/keywords.js",
        "src/inject/elementModification.js",
        "src/inject/twitter/twitterDesktop.js",
        "src/inject/twitter/twitterMobile.js",
        "src/inject/twitter/unite.js"
      ],
      "css": [
        "src/inject/blur.css"
      ]
    },
    {
      "matches": [
        "https://*.reddit.com/*"
      ],
      "js": [
        "src/inject/keywords.js",
        "src/inject/elementModification.js",
        "src/inject/reddit/redditDesktop.js",
        "src/inject/reddit/redditMobile.js",
        "src/inject/google/unite.js"
      ],
      "css": [
        "src/inject/blur.css"
      ]
    },
    {
      "matches": [
        "https://*.google.com/*",
        "https://*.google.de/*"
      ],
      "js": [
        "src/inject/keywords.js",
        "src/inject/elementModification.js",
        "src/inject/google/googleSearchDesktop.js",
        "src/inject/google/googleSearchMobile.js",
        "src/inject/google/unite.js"
      ],
      "css": [
        "src/inject/blur.css"
      ]
    }
  ]
}