1. Overview (概述)
Status (状态): Draft / Reviewing / Approved / Rejected / Superseded
Author(s) (作者): @Your_Community
Created (创建日期): YYYY-MM-DD
Updated (更新日期): YYYY-MM-DD
Related Issue/PR (相关 Issue/PR): #123 (must be linked for background tracking / 必须关联 Issue/PR 以便追踪背景)
1.1 Summary (简介)
Provide a concise 1-2 paragraph summary of the proposal's core objective, the problem it solves, and its key value. Avoid unnecessary technical details. / 1~2段简洁概括，说明本提案的核心目标、解决的问题、核心价值，无冗余技术细节。
1.2 Motivation (动机)
Based on the proposal context, summarize relevant scenarios or use cases, current pain points (with concrete user examples if applicable), why this proposal is necessary, its user value, and the impact of not doing it. / 根据本提案的上下文背景信息，概括相关的使用场景或用例、当前痛点（可附具体用户案例支撑）、说明本提案的必要性、用户价值、不做此提案的影响。
1.3 Goals (目标)
Define the goals and non-goals. Non-goals clarify boundaries and explicitly state what is out of scope for this discussion or implementation to prevent scope creep. / 要达成的目标、非目标（即边界说明，明确哪些问题不在本次讨论或实现范围内，防止需求蔓延）。
2. Use Case Analysis (用例分析)
For each scenario or use case covered by this proposal, describe the main functional points, target performance indicators, security/privacy requirements, and DFX requirements such as compatibility, maintainability, testability, and reliability. Include usage constraints and requirements when applicable. / 针对本提案的各场景用例，描述其主要包含哪些功能点、要实现的关键性能指标、安全隐私及DFX(兼容性、可维护性、可测试性、可靠性..）要求等。若涉及，还可以包括使用限制、约束和要求等信息。
3. Design (方案设计)
3.1 Overall Design (总体方案)
Describe the overall design approach, technical solution, and core logic based on the proposal scenarios and functional characteristics. This may include selected software/hardware platforms, operating systems, programming models, algorithms, system architecture layout, UI presentation, and related decisions. / 根据本提案的场景用例及功能特点，阐述整体设计思路、技术方案、核心逻辑，可包括选择什么软/硬件平台、操作系统、编程模型、使用什么算法，系统架构如何布局，UI如何呈现等。
Depending on implementation complexity, use natural language and, when useful, architecture diagrams, sequence diagrams, activity diagrams, or state machines/algorithm diagrams to support the design. / 根据实现方案的复杂度，可选择采用自然语言，并结合架构图、时序图、活动图或状态机（算法）等适合的方式来辅助设计。
Based on the use case analysis, describe the design impact on related functions and performance indicators, such as implementation details, core runtime flows (text description or flowchart), data model definitions or changes if any, and impact scope. / 结合场景用例分析结果，对本提案的相关功能及性能指标影响展开设计，如功能的实现方案、运行的核心流程（文字描述或流程图）、数据模型定义或变更（若设计）、影响范围等。
3.2 Technology Selection (Optional) (技术选型，可选)
List alternative approaches that were considered but not selected. Compare their advantages and disadvantages, and explain why they were not chosen. / 列出考虑过但放弃的其他方案，给出优劣对比，说明不选择的理由。
3.3 Security, Privacy, and DFX Design (安全隐私与DFX设计)
Based on the use cases, describe the impact and design considerations for security, privacy, and DFX attributes such as compatibility, maintainability, testability, and reliability. / 结合场景用例，对本提案所涉及的安全隐私及DFX（兼容性、可维护性、可测试性、可靠性...）等属性影响进行设计。
3.4 Programming and Integration Design (编程与调用设计)
If this proposal provides features, components, or modules for developer integration or secondary development, provide convenient programming and integration capabilities. From the developer's perspective, define the programming model, API usage, and system integration approach, including how each required element can be obtained and used. / 若本提案相关特性/功能组件/模块等支持被开发者集成调用（二次开发），则需要提供便捷易用的编程与调用能力。要站在开发者如何进行编程开发、接口调用及系统集成的使用方式上，给出相应的编程模型定义和设计，包括各要素的可获取方式和途径。
3.4.1 Basic Programming Model Design (编程模型基本设计)
Describe the programming model that developers need to understand when using this feature or module, such as the required software/hardware environment and programming language. / 开发者在使用本特性/模块时候需要关注的编程模型，比如使用的软硬件环境，编程语言等。
Development environment design: clarify the software/hardware environment, development and debugging toolchain, programming framework, acceleration libraries or operators, and other resources provided to developers. / 开发环境设计：明确好开发者使用的软/硬件环境、开发&调试工具链、编程框架、要提供的加速库或算子等。
Development constraints: describe constraints and limitations during development, such as hardware platform or programming language restrictions. / 开发约束：开发者使用过程中的约束和限制说明，如硬件平台、编程语言限制等。
Acceptance design: provide the acceptance environment, criteria, or test cases for the corresponding functionality and performance indicators to ensure the implementation can meet the intended goals. / 可验收设计：提供相应功能、性能指标等的验收环境、标准或用例设计，保证最终的实现可达成既定目标。
...
3.4.2 API Definition and Design (接口定义与设计)
Provide API definitions or changes for the related components/modules, adaptation plans for mainstream upstream and downstream ecosystems, and reference code or usage methods for using or integrating the provided capabilities. / 给出相关组件/模块被集成调用的API定义或变更、对接上下游主流生态技术栈的适配方案、提供功能被使用或集成的参考代码或方法等。
3.4.2.1 xxx (API Name)
- API description (接口描述): xxx
- API prototype (接口原型): xxx
- Input/output parameters (输入/输出参数):
| Parameter Name (参数名称) | Input/Output (输入/输出) | Type (类型) | Description (描述) | Value Range (取值范围) |
|---|---|---|---|---|
- Exception handling (异常处理): xxx
- Constraints (约束说明): xxx
- Change notes (变更说明): xxx
- Reference code (调用参考代码): xxx
3.4.2.2 xxx (API Name)
...
3.4.3 Usage Instructions (使用说明)
1. Describe how to use this feature, such as configuration parameter descriptions when applicable. / 介绍该功能如何使用，比如：对配置参数需要补充参数说明； 2. Describe usage constraints and limitations, such as incompatibility with another feature. / 使用约束和限制，比如：该特性与其它某特性不可同时使用。
4. Test Design (测试设计)
Describe the testing method and test case design for this feature, including unit tests, integration tests, end-to-end tests, and other applicable validation methods. / 介绍该功能的测试方法以及测试用例设计，包括单元测试（unit test），集成测试（integration test），端到端测试（e2e test）等。
5. Drawbacks and Risks (Optional) (缺点和风险，可选)
Describe potential risks such as breaking changes, performance regressions, increased complexity, and introduced security issues; negative impacts on existing functionality or users; implementation cost such as code volume, maintenance cost, and engineering effort; API or version compatibility concerns; legacy migration issues; and corresponding mitigation measures. / 说明潜在风险（Breaking Change、性能回退、复杂度提升、引入的安全问题）、负面影响（对现有功能/用户的冲击）、实现成本（代码量/维护成本/人力投入）、是否有API或版本兼容性、旧版本迁移方案问题等，给出应对措施。
6. Existing Technology (Optional) (现有技术，可选)
Reference similar designs from other projects or communities, and explain what is borrowed and what is different. / 参考其它项目/社区的类似设计，说明借鉴与差异。
7. Unresolved Questions (Optional) (未解决问题，可选)
List open questions pending community discussion or decision, such as hardware adaptation scope or default parameter values. These should be resolved before the RFC is approved. / 待社区讨论/决策的开放问题，如硬件适配范围、参数默认值等（需在RFC通过前解决）。
Appendix (附录)
- References (参考资料链接)
- Glossary (术语表)
- Documentation Update Plan (文档更新计划)