fix example documentation

Author: SMILEY4

docs/openapi/working_with_examples/configuring_example_encoding.md

@@ -46,6 +46,21 @@ install(OpenApi) {
 The plugin provides three built-in encoding options: internal encoding using Swagger's library, kotlinx.serialization-based encoding, and custom encoding logic.
 
 
+### Jackson Encoding
+
+This encoder uses Jackson configured for use with kotlin to convert example values to JSON
+
+```kotlin
+install(OpenApi) {
+    examples {
+        encoder(ExampleEncoder.jackson())
+    }
+}
+```
+
+This is the default encoder and usually requires no additional configuration.
+
+
 ### Internal Encoding
 
 The internal encoder uses the Swagger library's built-in serialization:
@@ -58,7 +73,7 @@ install(OpenApi) {
 }
 ```
 
-This is the default encoder and requires no additional configuration. It usually uses Jackson internally to convert example values to JSON.
+It usually uses Jackson internally to convert example values to JSON.
 
 
 ### Kotlinx.Serialization Encoding

examples/src/main/kotlin/io/github/smiley4/ktoropenapi/examples/Basics.kt

@@ -58,6 +58,9 @@ private fun Application.myModule() {
             url = "https://www.example.com"
             description = "Production Server"
         }
+        examples {
+            encoder(ExampleEncoder.jackson())
+        }
     }
 
     routing {