[update] add a file which can merge markdowns

Author: SunnyHaze

merge_markdowns_under_dir.py

@@ -0,0 +1,28 @@
+import os
+import subprocess
+import shutil
+
+def markdown_to_pdf(directory):
+    # 检查 Pandoc 是否可用
+    if not shutil.which("pandoc"):
+        raise FileNotFoundError("Pandoc 未安装或未在 PATH 中找到。")
+
+    # 获取目录下的所有 Markdown 文件（递归）
+    markdown_files = []
+    for root, _, files in os.walk(directory):
+        for file in files:
+            if file.endswith('.md'):
+                markdown_files.append(os.path.join(root, file))
+    
+    # 排序文件（可选）
+    markdown_files.sort()
+    
+    # 创建临时的合并 Markdown 文件
+    temp_md_file = os.path.join(directory, 'merged.md')
+    
+    with open(temp_md_file, 'w', encoding='utf-8') as outfile:
+        for md_file in markdown_files:
+            with open(md_file, 'r', encoding='utf-8') as infile:
+                outfile.write(infile.read() + '\n\n')
+
+markdown_to_pdf(directory="./docs/notes/zh")