fix: Ensure orientation is converted to string in imagineClientOptions for consistency

Author: mir-ashiq

src/metaai_api/main.py

@@ -239,7 +239,7 @@ def prompt(
                 "promptType": None,
                 "artifactRewriteOptions": None,
                 "imagineOperationRequest": None,
-                "imagineClientOptions": {"orientation": orientation.upper() if orientation else "VERTICAL"},
+                "imagineClientOptions": {"orientation": str(orientation).upper() if orientation else "VERTICAL"},
                 "spaceId": None,
                 "sparkSnapshotId": None,
                 "topicPageId": None,

src/metaai_api/video_generation.py

@@ -236,7 +236,7 @@ def create_video_generation_request(
             "promptType": None,
             "artifactRewriteOptions": None,
             "imagineOperationRequest": None,
-            "imagineClientOptions": {"orientation": orientation.upper() if orientation else "VERTICAL"},
+            "imagineClientOptions": {"orientation": str(orientation).upper() if orientation else "VERTICAL"},
             "spaceId": None,
             "sparkSnapshotId": None,
             "topicPageId": None,