docs: Mintlify MDX docs + docs.json; bump Speakeasy to 1.787.0 (#382)

docs/components/imagegenerationservertoolconfigunion.mdx

@@ -0,0 +1,24 @@
+---
+title: "ImageGenerationServerToolConfigUnion"
+---
+
+## Supported Types
+
+### `str`
+
+```python
+value: str = /* values here */
+```
+
+### `float`
+
+```python
+value: float = /* values here */
+```
+
+### `List[Nullable[Any]]`
+
+```python
+value: List[Nullable[Any]] = /* values here */
+```
+