重构程序文件目录结构并更新相关路径引用

- 创建新的目录结构：research/、tools/（含子目录）和apps/
- 移动核心理论文件到research/core-theory/
- 移动天山理论文件到research/specialized/
- 重组tools/目录为多个子目录：content-generation/、data-processing/等
- 更新所有文档中的路径引用，包括README.md、项目结构说明.md等
- 更新工作流文件和脚本中的路径引用
- 更新文档索引文件中的路径引用

tools/data-processing/image-processing/quick_convert.py

@@ -0,0 +1,103 @@
+#!/usr/bin/env python3
+"""
+快速图像转换脚本 - 专门处理胡汉三千年项目的PPM文件
+"""
+
+import os
+import sys
+from pathlib import Path
+
+def quick_install():
+    """快速安装依赖"""
+    import subprocess
+    
+    print("🔧 安装图像处理依赖...")
+    packages = ['Pillow', 'svgwrite']
+    
+    for package in packages:
+        try:
+            subprocess.check_call([sys.executable, '-m', 'pip', 'install', package])
+            print(f"✅ {package} 安装成功")
+        except:
+            print(f"❌ {package} 安装失败")
+
+def convert_ppm_to_png_simple(ppm_path):
+    """简单的PPM到PNG转换"""
+    try:
+        from PIL import Image
+        
+        # 打开PPM文件
+        img = Image.open(ppm_path)
+        
+        # 转换为RGB（如果需要）
+        if img.mode != 'RGB':
+            img = img.convert('RGB')
+        
+        # 生成输出文件名
+        output_path = str(Path(ppm_path).with_suffix('.png'))
+        
+        # 保存为PNG
+        img.save(output_path, 'PNG', optimize=True)
+        
+        # 显示文件大小对比
+        original_size = os.path.getsize(ppm_path) / (1024*1024)  # MB
+        new_size = os.path.getsize(output_path) / (1024*1024)     # MB
+        
+        print(f"✅ {Path(ppm_path).name} -> {Path(output_path).name}")
+        print(f"   原始: {original_size:.1f}MB -> 转换后: {new_size:.1f}MB")
+        print(f"   压缩率: {(1-new_size/original_size)*100:.1f}%")
+        
+        return output_path
+        
+    except ImportError:
+        print("❌ 需要安装 Pillow: pip install Pillow")
+        return None
+    except Exception as e:
+        print(f"❌ 转换失败: {e}")
+        return None
+
+def batch_convert_images():
+    """批量转换images目录下的所有PPM文件"""
+    images_dir = Path("images")
+    
+    if not images_dir.exists():
+        print("❌ images目录不存在")
+        return
+    
+    # 查找所有PPM文件
+    ppm_files = list(images_dir.rglob('*.ppm'))
+    
+    if not ppm_files:
+        print("❌ 未找到PPM文件")
+        return
+    
+    print(f"🔍 找到 {len(ppm_files)} 个PPM文件")
+    
+    total_original_size = 0
+    total_new_size = 0
+    converted_count = 0
+    
+    for ppm_file in ppm_files:
+        print(f"\n📁 处理: {ppm_file.relative_to(images_dir)}")
+        
+        result = convert_ppm_to_png_simple(str(ppm_file))
+        if result:
+            converted_count += 1
+            total_original_size += os.path.getsize(str(ppm_file))
+            total_new_size += os.path.getsize(result)
+    
+    print(f"\n🎉 批量转换完成!")
+    print(f"   转换文件数: {converted_count}/{len(ppm_files)}")
+    print(f"   总大小: {total_original_size/(1024*1024):.1f}MB -> {total_new_size/(1024*1024):.1f}MB")
+    print(f"   总体压缩率: {(1-total_new_size/total_original_size)*100:.1f}%")
+
+def main():
+    if len(sys.argv) > 1 and sys.argv[1] == '--install':
+        quick_install()
+    else:
+        batch_convert_images()
+
+if __name__ == '__main__':
+    main()
+
+