🔧 chore(config): update devLoadAlwaysFiles in core-config.yaml

- 修改架构文档文件名为带数字前缀的格式
- 替换coding-standards.md为16-coding-standards.md
- 替换tech-stack.md为3-tech-stack.md
- 新增11-unified-project-structure.md文件引用

.bmad-core/core-config.yaml

@@ -14,9 +14,9 @@ architecture:
   architectureShardedLocation: docs/architecture
 customTechnicalDocuments: null
 devLoadAlwaysFiles:
-  - docs/architecture/coding-standards.md
-  - docs/architecture/tech-stack.md
-  - docs/architecture/source-tree.md
+  - docs/architecture/16-coding-standards.md
+  - docs/architecture/3-tech-stack.md
+  - docs/architecture/11-unified-project-structure.md
 devDebugLog: .ai/debug-log.md
 devStoryLocation: docs/stories
 slashPrefix: BMad