prepare renaming of fields in PersonAuthor ("firstname" -> "firstName" and...

prepare renaming of fields in PersonAuthor ("firstname" -> "firstName" and "lastname" -> "lastName") and OrganizationAuthor ("name" -> "authorName")
temporarily support both field names

project/dalia/api_models/api_models.py

@@ -63,14 +63,24 @@ class EventSpecial:
 
 @dataclass
 class PersonAuthor:
-    firstname: Optional[str] = None
-    lastname: Optional[str] = None
+    firstname: Optional[str] = None  # to be deprecated
+    firstName: Optional[str] = None
+    lastname: Optional[str] = None  # to be deprecated
+    lastName: Optional[str] = None
     orcid: Optional[str] = None
 
+    def __post_init__(self):
+        self.firstName = self.firstname
+        self.lastName = self.lastname
+
 
 @dataclass
 class OrganizationAuthor:
-    name: Optional[str] = None
+    name: Optional[str] = None  # to be deprecated
+    authorName: Optional[str] = None
+
+    def __post_init__(self):
+        self.authorName = self.name
 
 
 @dataclass