Cursor rule

1---
2description: Documentation Language Rules
3globs: 
4  - "**/*.md"
5  - "**/*.mdc"
6alwaysApply: false
7---
8 
9 
10# Documentation Language Rules
11 
12## Overview
13 
14All documentation files (`.md`, `.mdc`) in this project must be written in **English**.
15 
16## Rules
17 
181. **Write all documentation in English**
19   - README files
20   - Technical documentation
21   - Code comments in markdown
22   - Rule files (`.claude/rules/`, `.cursor/rules/`)
23   - Skill files (`.claude/skills/`, `.cursor/skills/`)
24 
252. **Exceptions**
26   - Inline code comments in source files may use Japanese if necessary for clarity
27   - User-facing messages that require localization
28 
293. **Consistency**
30   - Use American English spelling (e.g., "color" not "colour")
31   - Use consistent terminology throughout the project
32 
33## Rationale
34 
35- English documentation ensures accessibility for international contributors
36- Maintains consistency across the codebase
37- Facilitates collaboration with global developer community
38