Examine source code of Dungeon Extension v2 Resurrected

{
  "manifest_version": 2,
  "name": "Dungeon Extension v2 Resurrected",
  "description": "Enhance AI Dungeon with visuals, audio effects, and text formatting",
  "version": "2.0.0",
  "icons": {
    "16": "icon/16.png",
    "32": "icon/32.png",
    "64": "icon/64.png",
    "96": "icon/96.png",
    "128": "icon/128.png"
  },
  "permissions": [
    "storage",
    "unlimitedStorage",
    "https://trinetra.mahesvara.cloud/*",
    "https://openrouter.ai/*",
    "https://civitai.com/api/*",
    "https://orchestration.civitai.com/*",
    "https://orchestration-new.civitai.com/*",
    "https://pixabay.com/*",
    "https://cdn.pixabay.com/*",
    "https://api.github.com/*",
    "https://raw.githubusercontent.com/*",
    "https://github.com/*/releases/download/*",
    "https://release-assets.githubusercontent.com/*"
  ],
  "web_accessible_resources": [
    "fonts/*",
    "interceptor.js",
    "content-scripts/content.css"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "dungeon-extension-v2@oratorian",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://alpha.aidungeon.com/*",
        "https://beta.aidungeon.com/*",
        "https://play.aidungeon.com/*"
      ],
      "run_at": "document_start",
      "js": [
        "content-scripts/aid-inject.js"
      ]
    },
    {
      "matches": [
        "https://alpha.aidungeon.com/*",
        "https://beta.aidungeon.com/*",
        "https://play.aidungeon.com/*"
      ],
      "js": [
        "content-scripts/content.js"
      ]
    }
  ]
}