Adding new low level models for OAS

datamodel/low/3.0/example.go

@@ -0,0 +1,15 @@
+package v3
+
+import (
+    "github.com/pb33f/libopenapi/datamodel/low"
+    "gopkg.in/yaml.v3"
+)
+
+type Example struct {
+    Node          *yaml.Node
+    Summary       low.NodeReference[string]
+    Description   low.NodeReference[string]
+    Value         low.ObjectReference
+    ExternalValue low.NodeReference[string]
+    Extensions    map[string]low.ObjectReference
+}