fix: downgrade microsoft.openapi to v2 (supported by aspnet.core .net10)

Author: sergey-tihon

paket.dependencies

@@ -5,7 +5,7 @@ storage: none
 nuget FSharp.Core ~> 8
 nuget System.Text.Json ~> 8
 nuget FSharp.SystemTextJson
-nuget Microsoft.OpenApi
+nuget Microsoft.OpenApi ~> 2 # https://github.com/microsoft/OpenAPI.NET/blob/main/CONTRIBUTING.md#branches-and-support-policy
 nuget Microsoft.OpenApi.YamlReader
 nuget NETStandard.Library.NETFramework
 
@@ -27,7 +27,7 @@ group Server
     nuget Microsoft.AspNetCore.Mvc
     nuget Microsoft.AspNetCore.HttpsPolicy
     nuget Swashbuckle.AspNetCore
-    nuget Microsoft.OpenApi
+    nuget Microsoft.OpenApi ~> 2
     nuget FSharp.Core
     nuget System.Text.Json
 
@@ -42,5 +42,5 @@ group Test
     nuget Microsoft.NET.Test.Sdk
     nuget FsUnit.Xunit
 
-    nuget Microsoft.OpenApi
+    nuget Microsoft.OpenApi ~> 2
     nuget FSharp.SystemTextJson

paket.lock

@@ -8,10 +8,10 @@ NUGET
     Microsoft.Bcl.AsyncInterfaces (10.0) - restriction: || (>= net462) (&& (< net6.0) (>= netstandard2.0))
       System.Threading.Tasks.Extensions (>= 4.6.3) - restriction: || (>= net462) (&& (>= netstandard2.0) (< netstandard2.1))
     Microsoft.NETCore.Platforms (7.0.4) - restriction: >= net461
-    Microsoft.OpenApi (3.0)
+    Microsoft.OpenApi (2.3.9)
       System.Text.Json (>= 8.0.5) - restriction: >= netstandard2.0
-    Microsoft.OpenApi.YamlReader (3.0)
-      Microsoft.OpenApi (>= 3.0) - restriction: >= netstandard2.0
+    Microsoft.OpenApi.YamlReader (2.3.9)
+      Microsoft.OpenApi (>= 2.3.9) - restriction: >= netstandard2.0
       SharpYaml (>= 2.1.4) - restriction: >= netstandard2.0
       System.Text.Json (>= 8.0.5) - restriction: >= netstandard2.0
     NETStandard.Library (2.0.3) - restriction: >= net461
@@ -457,7 +457,7 @@ NUGET
       Microsoft.Extensions.Options (>= 10.0)
     Microsoft.Net.Http.Headers (10.0)
       Microsoft.Extensions.Primitives (>= 10.0)
-    Microsoft.OpenApi (3.0)
+    Microsoft.OpenApi (2.3.9)
       System.Text.Json (>= 8.0.5)
     Newtonsoft.Json (13.0.4)
     Newtonsoft.Json.Bson (1.0.3)
@@ -520,7 +520,7 @@ NUGET
     Microsoft.NET.Test.Sdk (18.0.1)
       Microsoft.CodeCoverage (>= 18.0.1)
       Microsoft.TestPlatform.TestHost (>= 18.0.1)
-    Microsoft.OpenApi (3.0)
+    Microsoft.OpenApi (2.3.9)
       System.Text.Json (>= 8.0.5)
     Microsoft.Testing.Extensions.Telemetry (2.0.2)
       Microsoft.ApplicationInsights (>= 2.23)

src/SwaggerProvider.DesignTime/v3/OperationCompiler.fs

@@ -72,18 +72,18 @@ type OperationCompiler(schema: OpenApiDocument, defCompiler: DefinitionCompiler,
               if not(isNull operation.Parameters) then
                   yield! operation.Parameters ]
 
-        let (|MediaType|_|) contentType (content: IDictionary<string, IOpenApiMediaType>) =
+        let (|MediaType|_|) contentType (content: IDictionary<string, OpenApiMediaType>) =
             match content.TryGetValue contentType with
             | true, mediaTyObj -> Some mediaTyObj
             | _ -> None
 
         let (|TextReturn|_|)(input: string) =
             if input.StartsWith("text/") then Some(input) else None
 
-        let (|TextMediaType|_|)(content: IDictionary<string, IOpenApiMediaType>) =
+        let (|TextMediaType|_|)(content: IDictionary<string, OpenApiMediaType>) =
             content.Keys |> Seq.tryPick (|TextReturn|_|)
 
-        let (|NoMediaType|_|)(content: IDictionary<string, IOpenApiMediaType>) =
+        let (|NoMediaType|_|)(content: IDictionary<string, OpenApiMediaType>) =
             if content.Count = 0 then Some() else None
 
         let payloadMime, parameters =

tests/Swashbuckle.WebApi.Server/Controllers/FileController.fs

@@ -31,7 +31,7 @@ type BinaryContentFilter() =
             let att = ctx.MethodInfo.GetCustomAttributes(typeof<BinaryContentAttribute>, false)
 
             if att.Length > 0 then
-                op.RequestBody <- OpenApiRequestBody(Required = true, Content = System.Collections.Generic.Dictionary<string, IOpenApiMediaType>())
+                op.RequestBody <- OpenApiRequestBody(Required = true, Content = System.Collections.Generic.Dictionary<string, OpenApiMediaType>())
 
                 op.RequestBody.Content.Add(
                     MediaTypes.ApplicationOctetStream,