[add] add ruzhi ai note to app list (#275)

Co-authored-by: wangfu@dingtalk.com <wangfu@dingtalk.com>

docs/ruzhiai_note/README.md

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+<div align="center">
+<img src="./assets/play_store_512.png" width="64" height="auto" />
+</div>
+
+# RuZhi AI Notes
+
+RuZhi AI Notes is an intelligent AI knowledge management tool dedicated to providing users with one-stop knowledge management and application services, including AI search and exploration, AI results to notes conversion, note management and organization, knowledge presentation and sharing, etc.
+
+## Core Advantages
+
+### 1. Powerful AI Model Support
+- Integrated with DeepSeek thinking model
+- According to user feedback, compared to similar products, our model:
+  - More stable
+  - Higher output quality
+  - Can integrate with enterprise internal knowledge bases
+
+<img src="./assets/deepseek_used.jpg" width="100%" height="auto" />
+
+### 2. Convenient Content Management
+- One-click save AI conversation content to notes
+- Support for various export formats:
+  - Markdown
+  - Word documents
+  - PDF files
+  - PPT presentations
+  - Resume templates
+  and more formats
+
+### 3. Upcoming Features
+- Task management list
+- To-do tracking
+- Calendar management
+- More intelligent features
+- Multi-platform clients
+
+## Usage Guide
+
+#### Method 1: Search
+1. Search for "RuZhi AI Notes" in search engines
+2. Register
+
+#### Method 2: Direct Link Access
+1. Visit our official link https://ruzhiai.perfcloud.cn/
+2. Complete the registration process
+   - The system will automatically create an application for you after registration
+   - You can then start using all features

docs/ruzhiai_note/README_cn.md

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+<div align="center">
+<img src="./assets/play_store_512.png" width="64" height="auto" />
+</div>
+
+# 如知AI笔记
+
+如知AI笔记是一款智能化的AI知识管理工具，致力于为用户提供一站式的知识管理和应用服务，包括AI搜索探索、AI结果转笔记、笔记管理与整理、 知识演示与分享等。
+
+## 核心优势
+
+### 1. 强大的AI模型支持
+- 集成了DeepSeek深度思考模型
+- 用户反馈显示，相较同类产品，我们的模型：
+  - 更加稳定
+  - 输出质量更高
+  - 可以融合企业内部知识库
+
+<img src="./assets/deepseek_used.jpg" width="100%" height="auto" />
+
+
+### 2. 便捷的内容管理
+- 一键保存AI对话内容到笔记
+- 多样化的导出格式支持：
+  - Markdown
+  - Word文档
+  - PDF文件
+  - PPT演示文稿
+  - 简历模板
+  等多种格式
+
+### 3. 即将推出的功能
+- 任务管理清单
+- 待办事项追踪
+- 日历管理
+- 更多智能化功能
+- 多端客户端
+
+## 使用指南
+
+
+#### 方式一：搜索
+1. 在搜索引擎中搜索"如知AI笔记"
+2. 注册
+
+#### 方式二：直接访问链接
+1. 访问我们的官方链接 https://ruzhiai.perfcloud.cn/
+2. 完成注册流程
+   - 注册后系统会自动为您创建应用
+   - 即可开始使用所有功能