Examine source code of Story engine

{
  "manifest_version": 3,
  "name": "Story Logician Extension",
  "version": "2.4.0",
  "description": "为了真实的故事：从大纲到台词，逐句审视，让故事经得起阅读。",
  "permissions": [
    "storage"
  ],
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "action": {
    "default_popup": "popup.html",
    "default_title": "Story Logician Extension",
    "default_icon": {
      "16": "icon16.png",
      "48": "icon48.png",
      "128": "icon128.png"
    }
  },
  "options_page": "options.html",
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{a7f3c8e1-2d4b-4f6a-9e5c-8b1d3f7a6e2c}",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {}
  },
  "host_permissions": [
    "https://api.openai.com/*",
    "https://api.anthropic.com/*",
    "https://generativelanguage.googleapis.com/*",
    "https://api.deepseek.com/*",
    "https://dashscope.aliyuncs.com/*",
    "https://api.moonshot.cn/*",
    "https://open.bigmodel.cn/*",
    "https://ark.cn-beijing.volces.com/*",
    "https://qianfan.baidubce.com/*",
    "https://api.hunyuan.cloud.tencent.com/*",
    "https://api.x.ai/*",
    "https://api.mistral.ai/*",
    "https://openrouter.ai/*",
    "https://api.siliconflow.cn/*",
    "http://localhost:11434/*"
  ]
}