feat: 初始化 SCALE OS 工程框架

- 添加 SCALE Engine 配置 (.scale/)
- 添加 OpenClaw Agent 配置 (.openclaw/)
- 添加知识文档 (AGENTS.md, TOOLS.md)
- 添加质量契约和工作流配置
- 添加 22 个工作流模板
- 添加验证脚本和门控脚本
- 添加 skills-registry 技能注册表

docs/workflow/templates/standards-impact.md

@@ -0,0 +1,28 @@
+# Standards Impact
+
+## Standards Checked
+
+- [ ] Logging and redaction
+- [ ] Architecture boundaries
+- [ ] ORM/database access
+- [ ] Framework/component conventions
+- [ ] UI/UX acceptance where user-facing
+- [ ] Test and verification rigor
+- [ ] Security-sensitive inputs and outputs
+
+## Findings
+
+| Severity | Rule | Path | Decision |
+| --- | --- | --- | --- |
+| TBD | TBD | TBD | fix/accept/escalate |
+
+## Policy Updates
+
+- [ ] .scale/engineering-standards.json
+- [ ] .scale/frameworks.json
+- [ ] docs/standards/
+
+## Settlement
+
+- Standards scan:
+- Standards doctor: