feat: move to overload typing for stream:true intent for sse

docs/models/order.md

@@ -0,0 +1,17 @@
+# Order
+
+
+## Supported Types
+
+### `models.OrderEnum`
+
+```python
+value: models.OrderEnum = /* values here */
+```
+
+### `str`
+
+```python
+value: str = /* values here */
+```
+