Examine source code of Replify

{
  "manifest_version": 2,
  "name": "__MSG_extension_name__",
  "description": "__MSG_extension_description__",
  "version": "6.0.0",
  "icons": {
    "16": "icons/16.png",
    "32": "icons/32.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "default_locale": "en",
  "permissions": [
    "https://replify.social/"
  ],
  "web_accessible_resources": [
    "x-parser.js",
    "content-scripts/example.css",
    "content-scripts/facebook.css",
    "content-scripts/linkedin.css",
    "content-scripts/x.css"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_title": "Replier",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "https://example.com/"
      ],
      "js": [
        "content-scripts/example.js"
      ]
    },
    {
      "matches": [
        "*://*.facebook.com/*"
      ],
      "js": [
        "content-scripts/facebook.js"
      ]
    },
    {
      "matches": [
        "*://*.linkedin.com/*"
      ],
      "js": [
        "content-scripts/linkedin.js"
      ]
    },
    {
      "matches": [
        "*://x.com/*"
      ],
      "js": [
        "content-scripts/x.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{4f3adc35-41fe-409f-9327-5b0174af1d9a}"
    }
  }
}