Refactor FedaPay integration to use 'first_name' and 'last_name' instead of 'firstname' and 'lastname; add status parameter for Transaction creation

Author: Borisw123

docs/integrations/fedapay.md

@@ -149,12 +149,13 @@ Initiate a payment transaction using EasySwitch's `TransactionDetail` class and
 transaction = TransactionDetail(
     transaction_id="TXN-123456",  # Unique ID generated by your system
     provider=Provider.FEDAPAY,
+    status=TransactionStatus.PENDING,
     amount=1000.0,  # Amount in cents (10 XOF)
     currency=Currency.XOF,
     transaction_type=TransactionType.PAYMENT,
     customer=CustomerInfo(
-        firstname="John",
-        lastname="Doe",
+        first_name="John",
+        last_name="Doe",
         email="john.doe@email.com", # FedaPay doesn't support many customer with same email
         phone_number="+22990123456"
     ),
@@ -557,8 +558,8 @@ The `CustomerInfo` class standardizes customer data across all providers:
 ```python
 @dataclass
 class CustomerInfo:
-    firstname: str
-    lastname: str
+    first_name: str
+    last_name: str
     email: str
     phone_number: str
     id: Optional[str] = None
@@ -766,8 +767,8 @@ class FedaPayIntegration:
                 currency=currency,
                 transaction_type=TransactionType.PAYMENT,
                 customer=CustomerInfo(
-                    firstname=customer_info["firstname"],
-                    lastname=customer_info["lastname"],
+                    first_name=customer_info["first_name"],
+                    last_name=customer_info["last_name"],
                     email=customer_info["email"],
                     phone_number=customer_info["phone_number"]
                 ),
@@ -848,8 +849,8 @@ def main():
 
     # Test customer data
     customer = CustomerInfo(
-        firstname="John",
-        lastname="Doe",
+        first_name="John",
+        last_name="Doe",
         email="john.doe@example.com",
         phone_number="+22990000001"  # Test number for success
     )
@@ -861,8 +862,8 @@ def main():
         currency=Currency.XOF,
         description="Test Payment with EasySwitch",
         customer_info={
-            "firstname": customer.firstname,
-            "lastname": customer.lastname,
+            "first_name": customer.first_name,
+            "last_name": customer.last_name,
             "email": customer.email,
             "phone_number": customer.phone_number
         },