docs: add getDefaultConfig function to README and export it

Author: MattCCC

README.md

@@ -140,6 +140,24 @@ const { data, error } = await fetchf('/api/user-details', {
 
 ### Global Configuration
 
+#### `getDefaultConfig()`
+
+<details>
+  <summary><span style="cursor:pointer">Click to expand</span></summary>
+  <br>
+
+Returns the current global default configuration used for all requests. This is useful for inspecting or debugging the effective global settings.
+
+```typescript
+import { getDefaultConfig } from 'fetchff';
+
+// Retrieve the current global default config
+const config = getDefaultConfig();
+console.log('Current global fetchff config:', config);
+```
+
+</details>
+
 #### `setDefaultConfig(customConfig)`
 
 <details>

src/index.ts

@@ -11,6 +11,7 @@ export { createApiFetcher } from './api-handler';
 export {
   buildConfig, // Build request configuration from defaults and overrides
   setDefaultConfig, // Set global default configuration for requests
+  getDefaultConfig, // Get the current global default configuration
 } from './config-handler';
 
 /** Cache management utilities */