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

scripts/gates/all.sh

@@ -0,0 +1,54 @@
+#!/bin/bash
+# scripts/gates/all.sh — 运行所有门控检查
+set -e
+source ~/.cargo/env 2>/dev/null || true
+cd "$(dirname "$0")/../.."
+
+DRY_RUN=false
+if [ "$1" = "--dry-run" ]; then
+  DRY_RUN=true
+  echo "🔒 门控检查 (dry-run 模式)"
+else
+  echo "🔒 运行门控检查..."
+fi
+
+echo ""
+
+run_gate() {
+  local name="$1"
+  local cmd="$2"
+  
+  if [ "$DRY_RUN" = "true" ]; then
+    echo "  ⏭️  $name (跳过, dry-run)"
+    return 0
+  fi
+  
+  echo "  🔍 $name..."
+  if eval "$cmd" > /dev/null 2>&1; then
+    echo "  ✅ $name 通过"
+    return 0
+  else
+    echo "  ❌ $name 失败"
+    return 1
+  fi
+}
+
+FAILED=0
+
+run_gate "类型检查 (cargo check)" "cargo check" || FAILED=$((FAILED + 1))
+run_gate "Lint (cargo clippy)" "cargo clippy -- -D warnings" || FAILED=$((FAILED + 1))
+run_gate "测试 (cargo test)" "cargo test" || FAILED=$((FAILED + 1))
+
+if [ "$DRY_RUN" = "false" ]; then
+  run_gate "Release 构建" "cargo build --release" || FAILED=$((FAILED + 1))
+fi
+
+echo ""
+echo "────────────────────────────────────"
+if [ $FAILED -gt 0 ]; then
+  echo "❌ $FAILED 个门控失败"
+  exit 1
+else
+  echo "✅ 所有门控通过"
+  exit 0
+fi