Add Ruby configuration options (#34)

Author: devalog

fern/products/sdks/overview/ruby/configuration.mdx

@@ -3,6 +3,35 @@ title: Ruby Configuration
 description: Configuration options for the Fern Ruby SDK.
 ---
 
-Discover how to configure the Fern Ruby SDK for your project. 
+You can customize the behavior of the Ruby SDK generator in `generators.yml`:
 
-<Warning>This page is a WIP, please refer to our previous [documentation](https://buildwithfern.com/learn/sdks/reference/configuration).</Warning>
+```yaml {7-8}
+default-group: local
+groups:
+  local:
+    generators:
+      - name: fernapi/fern-python
+        version: <Markdown src="/snippets/version-number.mdx"/>
+        config:
+          clientName: YourClientName
+```
+
+## SDK Configuration Options
+
+<ParamField path="defaultTimeoutInSeconds" type="number | 'infinity'" required={false}>
+</ParamField>
+
+<ParamField path="extraDevDependencies" type="ExtraDependenciesSchema" required={false}>
+</ParamField>
+
+<ParamField path="flattenModuleStructure" type="boolean" default="false" required={false}>
+</ParamField>
+
+<ParamField path="extraDependencies" type="ExtraDependenciesSchema" required={false}>
+</ParamField>
+
+<ParamField path="clientClassName" type="string" required={false}>
+</ParamField>
+
+<ParamField path="useProvidedDefaults" type="boolean" required={false}>
+</ParamField>