fix: 匹配规则的内容检查

pkg/qqbot/manager.py

@@ -30,14 +30,19 @@ def go(func, args=()):
 
 # 检查消息是否符合泛响应匹配机制
 def check_response_rule(text: str) -> (bool, str):
+    if not hasattr(config, 'response_rules'):
+        return False, ''
+
     rules = config.response_rules
     # 检查前缀匹配
+    if 'prefix' in rules:
         for rule in rules['prefix']:
             if text.startswith(rule):
                 return True, text.replace(rule, "", 1)
 
     # 检查正则表达式匹配
-    for rule in rules['regex']:
+    if 'regexp' in rules:
+        for rule in rules['regexp']:
             import re
             match = re.match(rule, text)
             if match: