Update API interface

Author: MaggieKimani1

test/Microsoft.OpenApi.Tests/PublicApi/PublicApi.approved.txt

@@ -363,6 +363,7 @@ namespace Microsoft.OpenApi.Models
         public System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiHeader> Headers { get; set; }
         public System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiLink> Links { get; set; }
         public System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiParameter> Parameters { get; set; }
+        public System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiPathItem> PathItems { get; set; }
         public System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiRequestBody> RequestBodies { get; set; }
         public System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiResponse> Responses { get; set; }
         public System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiSchema> Schemas { get; set; }
@@ -453,6 +454,7 @@ namespace Microsoft.OpenApi.Models
         public const string Parameters = "parameters";
         public const string Password = "password";
         public const string Patch = "patch";
+        public const string PathItems = "pathItems";
         public const string Paths = "paths";
         public const string Pattern = "pattern";
         public const string Post = "post";
@@ -491,6 +493,7 @@ namespace Microsoft.OpenApi.Models
         public const string Value = "value";
         public const string Variables = "variables";
         public const string Version = "version";
+        public const string Webhooks = "webhooks";
         public const string Wrapped = "wrapped";
         public const string WriteOnly = "writeOnly";
         public const string Xml = "xml";
@@ -531,6 +534,7 @@ namespace Microsoft.OpenApi.Models
         public System.Collections.Generic.IList<Microsoft.OpenApi.Models.OpenApiSecurityRequirement> SecurityRequirements { get; set; }
         public System.Collections.Generic.IList<Microsoft.OpenApi.Models.OpenApiServer> Servers { get; set; }
         public System.Collections.Generic.IList<Microsoft.OpenApi.Models.OpenApiTag> Tags { get; set; }
+        public System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiPathItem> Webhooks { get; set; }
         public Microsoft.OpenApi.Services.OpenApiWorkspace Workspace { get; set; }
         public Microsoft.OpenApi.Interfaces.IOpenApiReferenceable ResolveReference(Microsoft.OpenApi.Models.OpenApiReference reference) { }
         public System.Collections.Generic.IEnumerable<Microsoft.OpenApi.Models.OpenApiError> ResolveReferences() { }
@@ -628,6 +632,7 @@ namespace Microsoft.OpenApi.Models
         public string Description { get; set; }
         public System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Interfaces.IOpenApiExtension> Extensions { get; set; }
         public Microsoft.OpenApi.Models.OpenApiLicense License { get; set; }
+        public string Summary { get; set; }
         public System.Uri TermsOfService { get; set; }
         public string Title { get; set; }
         public string Version { get; set; }
@@ -1018,6 +1023,8 @@ namespace Microsoft.OpenApi.Models
         Callback = 8,
         [Microsoft.OpenApi.Attributes.Display("tags")]
         Tag = 9,
+        [Microsoft.OpenApi.Attributes.Display("pathItems")]
+        PathItem = 10,
     }
     public class RuntimeExpressionAnyWrapper : Microsoft.OpenApi.Interfaces.IOpenApiElement
     {
@@ -1084,6 +1091,7 @@ namespace Microsoft.OpenApi.Services
         public override void Visit(System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiExample> examples) { }
         public override void Visit(System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiHeader> headers) { }
         public override void Visit(System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiLink> links) { }
+        public override void Visit(System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiPathItem> webhooks) { }
         public override void Visit(System.Collections.Generic.IList<Microsoft.OpenApi.Models.OpenApiParameter> parameters) { }
     }
     public class OpenApiUrlTreeNode
@@ -1144,6 +1152,7 @@ namespace Microsoft.OpenApi.Services
         public virtual void Visit(System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiHeader> headers) { }
         public virtual void Visit(System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiLink> links) { }
         public virtual void Visit(System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiMediaType> content) { }
+        public virtual void Visit(System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiPathItem> webhooks) { }
         public virtual void Visit(System.Collections.Generic.IDictionary<string, Microsoft.OpenApi.Models.OpenApiServerVariable> serverVariables) { }
         public virtual void Visit(System.Collections.Generic.IList<Microsoft.OpenApi.Models.OpenApiExample> example) { }
         public virtual void Visit(System.Collections.Generic.IList<Microsoft.OpenApi.Models.OpenApiParameter> parameters) { }