Added | 新增

• Add Mock Limitations section to testing-standards.md - Guidelines for when mocks require integration tests
  新增 Mock 限制章節至 testing-standards.md - Mock 需要整合測試的指南
• Add Test Data Management patterns to testing-standards.md - Distinct identifiers and composite key guidelines
  新增測試資料管理模式至 testing-standards.md - 識別碼區分與複合鍵指南
• Add "When Integration Tests Are Required" table to testing-standards.md - 6 scenarios requiring integration tests
  新增「何時需要整合測試」表格至 testing-standards.md - 6 種必須整合測試的情境

What's Changed | 變更內容

Added | 新增

• changelog-standards.md - Comprehensive changelog writing guide
  新增 changelog-standards.md - 完整的變更日誌撰寫指南
• Decision tree and selection matrix to git-workflow.md for workflow strategy selection
  新增決策樹和選擇矩陣至 git-workflow.md,協助工作流程策略選擇
• Language selection guide to commit-message-guide.md for choosing commit message language
  新增語言選擇指南至 commit-message-guide.md,協助選擇提交訊息語言

Changed | 變更

• Unified CHANGELOG exclusion rules across changelog-standards.md and versioning.md
  統一 changelog-standards.md 和 versioning.md 的 CHANGELOG 排除規則
• Clarified CHANGELOG update timing in checkin-standards.md
  釐清 checkin-standards.md 中 CHANGELOG 更新時機
• Aligned code-review-checklist.md CHANGELOG section with changelog-standards.md
  統一 code-review-checklist.md 的 CHANGELOG 區段

Fixed | 修正

• Inconsistent header format in commit-message-guide.md and documentation-writing-standards.md
  修正 commit-message-guide.md 和 documentation-writing-standards.md 標頭格式不一致
• Standardized cross-references to use markdown link format
  統一交叉引用使用 markdown 連結格式

Full Changelog: v1.2.0...v1.3.0