runtime entry as dataclass

Signed-off-by: adarsh0728 <gooneriitk@gmail.com>

Author: adarsh0728

pynumaflow/errors/_dtypes.py

@@ -1,18 +1,15 @@
+from dataclasses import dataclass, asdict
+
+
+@dataclass
 class _RuntimeErrorEntry:
     """Represents a runtime error entry to be persisted."""
-
-    def __init__(self, container: str, timestamp: int, code: str, message: str, details: str):
-        self.container = container
-        self.timestamp = timestamp
-        self.code = code
-        self.message = message
-        self.details = details
+    container: str
+    timestamp: int
+    code: str
+    message: str
+    details: str
 
     def to_dict(self) -> dict:
-        return {
-            "container": self.container,
-            "timestamp": self.timestamp,
-            "code": self.code,
-            "message": self.message,
-            "details": self.details,
-        }
+        """Converts the dataclass instance to a dictionary."""
+        return asdict(self)