docs: 增强 conflict-resolution 核心规则，禁止使用 bash 命令输出

添加核心职责规则：直接文本输出，禁止使用 bash echo/printf 命令

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

.claude/commands/workflow/tools/conflict-resolution.md

@@ -24,6 +24,7 @@ Analyzes conflicts between implementation plans and existing codebase, generatin
 | **Generate Strategies** | Provide 2-4 resolution options per conflict |
 | **CLI Analysis** | Use Gemini/Qwen (Claude fallback) |
 | **User Decision** | Present options, never auto-apply |
+| **Direct Text Output** | Output questions via text directly, NEVER use bash echo/printf |
 | **Single Output** | `CONFLICT_RESOLUTION.md` with findings |
 
 ## Conflict Categories