Add Node docs section to Interface Guide (#568)

* Update interface/features/node-docs.mdx

* Update docs.json

* Update docs.json

* Update zh-CN/interface/features/node-docs.mdx

* Update interface/features/node-docs.mdx

* Update English version

* Update zh-CN/interface/features/node-docs.mdx

* Update zh-CN/interface/features/node-docs.mdx

* Fix typos

---------

Co-authored-by: mintlify[bot] <109931778+mintlify[bot]@users.noreply.github.com>
Co-authored-by: ComfyUI Wiki <[email protected]>

Author: mintlify[bot]

docs.json

@@ -66,6 +66,7 @@
                   "interface/features/template",
                   "interface/features/subgraph",
                   "interface/features/partial-execution",
+                  "interface/features/node-docs",
                   {
                     "group": "ComfyUI Settings",
                     "icon": "gear",
@@ -671,6 +672,7 @@
                   "zh-CN/interface/features/template",
                   "zh-CN/interface/features/subgraph",
                   "zh-CN/interface/features/partial-execution",
+                  "zh-CN/interface/features/node-docs",
                   {
                     "group": "ComfyUI 设置",
                     "icon": "gear",

images/interface/features/nod-docs/node-docs-1.jpg

@@ -0,0 +1,43 @@
+---
+title: "Node docs - View documentation for any node"
+description: "Learn how to access built-in documentation for nodes in ComfyUI, including both built-in and custom nodes."
+sidebarTitle: "Node docs"
+icon: "book-open"
+---
+
+Node docs provide quick access to documentation for any node in your workflow. You can view detailed information about a node's functionality, parameters, and usage examples directly within ComfyUI.
+
+## How to view node docs
+
+![Node docs](/images/interface/features/nod-docs/node-docs-1.jpg)
+
+1. **Select a node:**  
+   Click on any node in your workflow to select it.
+
+2. **Open node docs:**  
+   Click the node info icon in the selection toolbox to open the node documentation page.
+
+3. **Exit node docs:**  
+   If you want to exit the node docs, you can click the arrow icon in the top left corner to exit the node docs.
+
+You can also access the node docs via the node library, hover on a node then click the "?" icon to open the node docs.
+
+![Node docs](/images/interface/features/nod-docs/node-docs-2.jpg)
+
+
+## Built-in node documentation
+
+Documentation for ComfyUI's built-in nodes is maintained in the [embedded-docs repository](https://github.com/Comfy-Org/embedded-docs). 
+
+**Contributing to built-in node docs:**
+- Users can contribute improvements and additions to built-in node documentation
+- Submit pull requests to the [embedded-docs repository](https://github.com/Comfy-Org/embedded-docs)
+- Help improve documentation quality for the entire ComfyUI community
+
+## Custom node documentation
+
+Custom nodes can also include their own documentation. When custom node authors provide documentation, it will automatically appear in the node docs panel when you select their nodes.
+
+<Card title="Developer guide: Adding node docs" icon="code" href="/custom-nodes/help_page">
+  Learn how to create rich documentation for your custom nodes
+</Card>

images/interface/features/nod-docs/node-docs-2.jpg

@@ -0,0 +1,43 @@
+---
+title: "节点文档 - 查看任何节点的文档"
+description: "了解如何在 ComfyUI 中访问节点的内置文档,包括内置节点和自定义节点。"
+sidebarTitle: "节点文档"
+icon: "book-open"
+---
+
+节点文档提供了快速访问工作流中任何节点文档的功能。您可以直接在 ComfyUI 中查看有关节点功能、参数和使用示例的详细信息。
+
+## 如何查看节点文档
+
+![节点文档](/images/interface/features/nod-docs/node-docs-1.jpg)
+
+1. **选择节点:**  
+   点击工作流中的任何节点以选择它。
+
+2. **打开节点文档:**  
+   点击选择工具箱中的节点信息图标以打开节点文档页面。
+
+3. **退出节点文档:**  
+   如果您想退出节点文档,可以点击左上角的箭头图标退出节点文档。
+
+您也可以通过节点库访问节点文档,将鼠标悬停在节点上,然后点击"?"图标打开节点文档。
+
+![节点文档](/images/interface/features/nod-docs/node-docs-2.jpg)
+
+
+## 内置节点文档
+
+ComfyUI 内置节点的文档维护在 [embedded-docs 仓库](https://github.com/Comfy-Org/embedded-docs)中。
+
+**为内置节点文档做贡献:**
+- 用户可以为内置节点文档贡献改进和补充
+- 向 [embedded-docs 仓库](https://github.com/Comfy-Org/embedded-docs)提交拉取请求
+- 帮助改善整个 ComfyUI 社区的文档质量
+
+## 自定义节点文档
+
+自定义节点也可以包含自己的文档。当自定义节点作者提供文档时,当您选择他们的节点时,文档将自动显示在节点文档面板中。
+
+<Card title="开发者指南:添加节点文档" icon="code" href="/zh-CN/custom-nodes/help_page">
+  了解如何为您的自定义节点创建丰富的文档
+</Card>