fix: 修复偏旁库加载失败 — 改用更健壮的markdown表格解析

monitor.py

@@ -50,10 +50,26 @@ def _load_radicals():
     try:
         with open(_RADICALS_FILE, 'r', encoding='utf-8') as f:
             for line in f:
-                # 匹配 "亻 | U+2E80" 格式
-                m = re.match(r'^.\s*\|\s*U\+([0-9A-Fa-f]{4})', line.strip())
+                line = line.strip()
+                # 跳过标题行和空行
+                if not line or line.startswith('#'):
+                    continue
+                # 寻找 U+XXXX 格式
+                m = re.search(r'U\+([0-9A-Fa-f]{4})', line)
                 if m:
-                    _RADICAL_CHARS.add(chr(int(m.group(1), 16)))
+                    # 按竖线分割，取第一个字段（偏旁）或第二个（如果第一个是空）
+                    parts = [p.strip() for p in line.split('|')]
+                    # 找到包含 U+ 的字段索引
+                    for i, part in enumerate(parts):
+                        if 'U+' in part:
+                            # 偏旁字段通常是前一个字段
+                            if i > 0 and parts[i-1]:
+                                radical = parts[i-1]
+                                # 偏旁应为单个字符（可能含空格）
+                                radical = radical.strip()
+                                if len(radical) == 1:
+                                    _RADICAL_CHARS.add(radical)
+                            break
         logger.info(f"[radicals] 已加载偏旁库: {len(_RADICAL_CHARS)} 个偏旁")
     except Exception as e:
         logger.warning(f"[radicals] 偏旁库加载失败: {e}, 使用默认范围 U+2E80-U+2FDF")