Examine source code of Modrinthify

{
  "manifest_version": 2,
  "name": "Modrinthify",
  "version": "1.7.3",
  "description": "When looking at Minecraft mods on CurseForge this extension automatically searches Modrinth for the mod and shows you a redirect button if it finds it",
  "icons": {
    "48": "icons/favicon.png"
  },
  "permissions": [
    "https://api.modrinth.com/v2/*",
    "storage",
    "alarms"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{5183707f-8a46-4092-8c1f-e4515bcebbad}",
      "strict_min_version": "79.0"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.curseforge.com/minecraft/*"
      ],
      "js": [
        "main.js"
      ]
    },
    {
      "matches": [
        "*://*.spigotmc.org/*"
      ],
      "js": [
        "spigot.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "icons/kofilogo.png"
  ],
  "browser_action": {
    "default_icon": "icons/favicon.png",
    "default_title": "Modrinthify",
    "default_popup": "html/main.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "options_ui": {
    "page": "html/preferences.html"
  }
}