feat: add langchain decorator

change_tag.sh

@@ -0,0 +1,42 @@
+#!/bin/bash
+# 目标版本和标签
+TARGET_VERSION="3.56.2"
+TAG="latest"  # 如果需自定义标签名，修改这里
+
+# 核心目录和插件目录
+DIRS=("core" "plugin" "standalone")
+
+# 遍历所有目录
+for dir in "${DIRS[@]}"; do
+  echo "Processing directory: $dir"
+
+  # 递归查找所有子目录（忽略node_modules）
+  find "$dir" -maxdepth 1 -type d \( -name "node_modules" -prune \) -o -print | while read -r project_dir; do
+    # 跳过根目录自身（避免重复处理）
+    if [ "$project_dir" = "$dir" ]; then
+      continue
+    fi
+
+    # 检查是否是npm项目（包含package.json）
+    if [ -f "$project_dir/package.json" ]; then
+      echo "Updating npm tag in: $project_dir"
+
+      package_name=$(cd "$project_dir" && node -pe "try { require('./package.json').name } catch(e) {}" 2>/dev/null)
+
+      if [ -z "$package_name" ]; then
+        echo "错误: $project_dir 中未找到有效的 package.json name 字段"
+        continue
+      fi
+
+      # 进入目录并更新npm标签
+      (cd "$project_dir" && npm dist-tag add "$package_name@$TARGET_VERSION" "$TAG")
+
+      # 检查命令是否成功
+      if [ $? -ne 0 ]; then
+        echo "Failed to update tag in $project_dir"
+      fi
+    fi
+  done
+done
+
+echo "All done!"