docs: update Pinia Colada example with new configuration options

Update example configuration to demonstrate new features:
- Enable autoDetectHttpMethod with clear documentation
- Show groupByTag configuration options
- Demonstrate operationTypes overrides with examples
- Add exportFromIndex option explanation
- Include commented examples for common use cases

This provides users with a clear reference for utilizing the new HTTP method auto-detection and groupByTag features.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Author: SebastiaanWouters

examples/openapi-ts-pinia-colada/openapi-ts.config.ts

@@ -16,6 +16,20 @@ export default defineConfig({
       enums: 'javascript',
       name: '@hey-api/typescript'
     },
-    '@pinia/colada'
+    {
+      name: '@pinia/colada',
+      // Enable auto-detection of query vs mutation based on HTTP method
+      autoDetectHttpMethod: true,
+      // Group generated files by OpenAPI tags for better organization
+      groupByTag: true, // Set to true to organize by tags
+      // Export all tag files from index
+      exportFromIndex: true,
+      // Override specific operations if needed
+      operationTypes: {
+        // Example overrides (uncomment to use):
+        // 'getPetById': 'both', // Generate both query and mutation
+        // 'updatePet': 'query', // Force mutation to be a query
+      }
+    }
   ]
 })