feat,fix(): 优化项目

- 优化yaml_processor（优化文件类型转换逻辑）
- 修复bug

utils/case_validator.py

@@ -27,7 +27,8 @@ class CaseValidator:
 
     @classmethod
     def assert_all(cls, validate: dict):
-
+        if not validate:
+            return
         for assert_type, cases in validate.items():
             logger.info(f"键：{assert_type}，值：{cases}")
             validator = cls.VALIDATORS.get(assert_type)