update KeyvaultSettings and tests

Related to: #300

Author: sikutisa

src/AzureOpenAIProxy.ApiApp/Configurations/KeyVaultSettings.cs

@@ -18,5 +18,5 @@ public class KeyVaultSettings
     /// <summary>
     /// Gets or sets the secret names.
     /// </summary>
-    public IDictionary<string, string> SecretNames { get; set; } = new Dictionary<string, string>();
+    public Dictionary<string, string> SecretNames { get; set; } = new();
 }

test/AzureOpenAIProxy.ApiApp.Tests/Extensions/ServiceCollectionExtensionsTests.cs

@@ -92,7 +92,7 @@ public void Given_NullOrEmpty_VaultUri_When_Invoked_AddKeyVaultService_Then_It_S
         var dict = new Dictionary<string, string>()
         {
             { "Azure:KeyVault:VaultUri", vaultUri! },
-            { "Azure:KeyVault:SecretName", secretName },
+            { "Azure:KeyVault:SecretNames:OpenAI", secretName },
         };
 #pragma warning disable CS8620 // Argument cannot be used for parameter due to differences in the nullability of reference types.
         var config = new ConfigurationBuilder().AddInMemoryCollection(dict).Build();
@@ -117,7 +117,7 @@ public void Given_NullOrEmpty_SecretName_When_Invoked_AddKeyVaultService_Then_It
         var dict = new Dictionary<string, string>()
         {
             { "Azure:KeyVault:VaultUri", vaultUri },
-            { "Azure:KeyVault:SecretName", secretName! },
+            { "Azure:KeyVault:SecretNames:OpenAI", secretName! },
         };
 #pragma warning disable CS8620 // Argument cannot be used for parameter due to differences in the nullability of reference types.
         var config = new ConfigurationBuilder().AddInMemoryCollection(dict).Build();
@@ -141,7 +141,7 @@ public void Given_Invalid_VaultUri_When_Invoked_AddKeyVaultService_Then_It_Shoul
         var dict = new Dictionary<string, string>()
         {
             { "Azure:KeyVault:VaultUri", vaultUri },
-            { "Azure:KeyVault:SecretName", secretName },
+            { "Azure:KeyVault:SecretNames:OpenAI", secretName },
         };
 #pragma warning disable CS8620 // Argument cannot be used for parameter due to differences in the nullability of reference types.
         var config = new ConfigurationBuilder().AddInMemoryCollection(dict).Build();
@@ -165,7 +165,7 @@ public void Given_AppSettings_When_Invoked_AddKeyVaultService_Then_It_Should_Ret
         var dict = new Dictionary<string, string>()
         {
             { "Azure:KeyVault:VaultUri", vaultUri },
-            { "Azure:KeyVault:SecretName", secretName },
+            { "Azure:KeyVault:SecretNames:OpenAI", secretName },
         };
 #pragma warning disable CS8620 // Argument cannot be used for parameter due to differences in the nullability of reference types.
         var config = new ConfigurationBuilder().AddInMemoryCollection(dict).Build();
@@ -190,7 +190,7 @@ public void Given_AppSettings_When_Invoked_AddKeyVaultService_Then_It_Should_Ret
         var dict = new Dictionary<string, string>()
         {
             { "Azure:KeyVault:VaultUri", vaultUri },
-            { "Azure:KeyVault:SecretName", secretName },
+            { "Azure:KeyVault:SecretNames:OpenAI", secretName },
         };
 #pragma warning disable CS8620 // Argument cannot be used for parameter due to differences in the nullability of reference types.
         var config = new ConfigurationBuilder().AddInMemoryCollection(dict).Build();