fix: Rename CreateEmbeddingAsync to CreateEmbeddingsAsync to match regenerated API

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: HavenDV

src/libs/tryAGI.OpenAI/Extensions/OpenAiClient.EmbeddingGenerator.cs

@@ -51,7 +51,7 @@ async Task<Meai.GeneratedEmbeddings<Meai.Embedding<float>>>
             request.Dimensions = dimensions;
         }
 
-        var response = await Embeddings.CreateEmbeddingAsync(
+        var response = await Embeddings.CreateEmbeddingsAsync(
             request: request,
             cancellationToken: cancellationToken).ConfigureAwait(false);
 

src/tests/OpenAI.IntegrationTests/Examples/Embeddings.cs

@@ -15,7 +15,7 @@ public async Task Example_Embeddings()
     {
         using var client = GetAuthenticatedClient();
 
-        var response = await client.Embeddings.CreateEmbeddingAsync(
+        var response = await client.Embeddings.CreateEmbeddingsAsync(
             input: "Hello, world",
             model: CreateEmbeddingRequestModel.TextEmbedding3Small);
 

src/tests/OpenAI.IntegrationTests/Tests.Embeddings.cs

@@ -6,7 +6,7 @@ public partial class Tests
     public async Task CreateEmbedding()
     {
         var api = GetAuthorizedApi();
-        var response = await api.Embeddings.CreateEmbeddingAsync(
+        var response = await api.Embeddings.CreateEmbeddingsAsync(
             input: "Hello, world",
             model: CreateEmbeddingRequestModel.TextEmbedding3Small,
             user: "tryAGI.OpenAI.IntegrationTests.Tests.CreateEmbedding");