fix: 改进

src/heurams/kernel/particles/atom.py

@@ -143,12 +143,18 @@ class Atom:
             logger.debug("持久化路径: %s, 格式: %s", path, self.registry[key + "_fmt"])
             path.parent.mkdir(parents=True, exist_ok=True)
             if self.registry[key + "_fmt"] == "toml":
-                with open(path, "w") as f:
+                with open(path, "r+") as f:
+                    f.seek(0)
+                    f.truncate()
                     toml.dump(self.registry[key], f)
                 logger.debug("TOML 数据已保存到: %s", path)
             elif self.registry[key + "_fmt"] == "json":
-                with open(path, "w") as f:
-                    json.dump(self.registry[key], f)
+                with open(path, "r+") as f:
+                    origin = json.load(f)
+                    f.seek(0)
+                    f.truncate()
+                    origin[self.ident] = self.registry[key].algodata
+                    json.dump(origin, f, indent=2, ensure_ascii=False)
                 logger.debug("JSON 数据已保存到: %s", path)
             else:
                 logger.error("不受支持的持久化格式: %s", self.registry[key + "_fmt"])