chore: remove unused historic image files

fixer.py

@@ -0,0 +1,115 @@
+import os
+import re
+
+def fix_file(filepath):
+    try:
+        with open(filepath, 'r', encoding='utf-8') as f:
+            lines = f.readlines()
+    except Exception as e:
+        print(f"Could not read file {filepath}: {e}")
+        return False
+        
+    if not lines:
+        return False
+
+    new_lines = []
+    in_code_block = False
+    
+    for i, line in enumerate(lines):
+        line_stripped = line.strip()
+        
+        # Code block tracking
+        if line_stripped.startswith('```'):
+            in_code_block = not in_code_block
+            
+        # 1. Full-width parentheses `（` `）`
+        # We replace them with space + half-width parenthesis except if it's already spaced
+        if not in_code_block and ('（' in line or '）' in line):
+             # Replace left parenthesis
+             line = re.sub(r'([^\s])（', r'\1 (', line)
+             line = re.sub(r'\s*（', r' (', line)
+             # Replace right parenthesis
+             line = re.sub(r'）([^\s.,;?!:，。；？！：])', r') \1', line)
+             line = re.sub(r'）\s*', r')', line)
+             
+             # Also a quick hack to replace any leftover （ ）
+             line = line.replace('（', '(').replace('）', ')')
+
+        # 3. Missing blank line before list item
+        is_list_item = re.match(r'^(\s*[-*+]\s|\s*\d+\.\s)', line)
+        if not in_code_block and is_list_item and i > 0:
+            prev_line = lines[i-1]
+            prev_line_stripped = prev_line.strip()
+            
+            # If prev line is not empty, and not already a list item, header, quote, HTML, or table
+            if prev_line_stripped and not prev_line_stripped.startswith('#') and not prev_line_stripped.startswith('>'):
+                if not re.match(r'^(\s*[-*+]\s|\s*\d+\.\s)', prev_line) and not prev_line_stripped.startswith('<!--') and not prev_line_stripped.startswith('|'):
+                    # Insert a blank line
+                    if new_lines and new_lines[-1] != '\n':
+                        new_lines.append('\n')
+
+        new_lines.append(line)
+        
+        # 2. Missing intro text after headers
+        if not in_code_block and line_stripped.startswith('#') and not line_stripped.startswith('# '):
+           pass # might be a comment in code, but we already handled code blocks. Should be a real header.
+        
+        if not in_code_block and re.match(r'^#{1,6}\s', line):
+            # Check what comes next
+            j = i + 1
+            while j < len(lines) and lines[j].strip() == '':
+                j += 1
+            if j < len(lines):
+                next_line = lines[j].strip()
+                if next_line.startswith('```'):
+                    new_lines.append('\n示例代码如下：\n')
+                elif next_line.startswith('|') and len(next_line.split('|')) > 2:
+                    new_lines.append('\n相关信息如下表：\n')
+                elif next_line.startswith('!['):
+                    new_lines.append('\n相关图示如下：\n')
+                    
+    # Only keep one EOF newline
+    while len(new_lines) > 1 and new_lines[-1] == '\n' and new_lines[-2] == '\n':
+        new_lines.pop()
+
+    # Make sure text ends with newline
+    if new_lines and not new_lines[-1].endswith('\n') and getattr(new_lines[-1], "endswith", None):
+        if new_lines[-1] != "":
+            new_lines[-1] += '\n'
+
+    # Did anything change?
+    if new_lines != lines:
+        try:
+            with open(filepath, 'w', encoding='utf-8') as f:
+                f.writelines(new_lines)
+            return True
+        except Exception as e:
+            print(f"Could not write file {filepath}: {e}")
+            return False
+    return False
+
+def main():
+    summary_path = 'SUMMARY.md'
+    if not os.path.exists(summary_path):
+        print(f"Error: {summary_path} not found in {os.getcwd()}")
+        return
+        
+    with open(summary_path, 'r', encoding='utf-8') as f:
+        content = f.read()
+        
+    md_files = re.findall(r'\(([^)]*\.md)\)', content)
+    md_files = list(dict.fromkeys(md_files))
+    
+    fixed_count = 0
+    
+    for md_file in md_files:
+        filepath = os.path.join(os.path.dirname(summary_path), md_file)
+        if os.path.exists(filepath):
+            if fix_file(filepath):
+                print(f"Fixed: {md_file}")
+                fixed_count += 1
+                
+    print(f"\nTotal files fixed: {fixed_count}")
+
+if __name__ == '__main__':
+    main()