Renamed schemas to schema as per naming conventions

models/schema/__init__.py

@@ -0,0 +1,23 @@
+# models/schema/__init__.py
+"""API models package - Pydantic models for request/response validation."""
+
+from . import auth
+# Import API model modules
+from . import base
+from . import marketplace_import_job
+from . import marketplace_product
+from . import stats
+from . import inventory
+from . import vendor
+# Common imports for convenience
+from .base import *  # Base Pydantic models
+
+__all__ = [
+    "base",
+    "auth",
+    "marketplace_product",
+    "inventory.py",
+    "vendor",
+    "marketplace_import_job",
+    "stats",
+]