Fix typos and update dependencies and configurations

Updated the version of
`TinyHelpers.AspNetCore` in `SqlDatabaseVectorSearch.csproj`
from `4.1.2` to `4.1.3`. Clarified comments in
`appsettings.json` for the `ModelId` field under
`ChatCompletion` to specify requirements for `gpt-4.1` models.

.github/copilot-instructions.md

@@ -24,7 +24,7 @@
 - Use `nameof` instead of string literals when referring to member names.
 - Prefer `?.` if applicable (e.g. `scope?.Dispose()`).
 - Use `ObjectDisposedException.ThrowIf` where applicable.
-- Use `ArgumentNullException.ThrowIfNull` to validate input paramters.
+- Use `ArgumentNullException.ThrowIfNull` to validate input parameters.
 - If you add new code files, ensure they are listed in the csproj file (if other files in that folder are listed there) so they build.
 
 ### Nullable Reference Types

SqlDatabaseVectorSearch/SqlDatabaseVectorSearch.csproj

@@ -30,7 +30,7 @@
         <PackageReference Include="MinimalHelpers.Routing.Analyzers" Version="1.2.2" />
         <PackageReference Include="PdfPig" Version="0.1.11" />
         <PackageReference Include="Swashbuckle.AspNetCore.SwaggerUI" Version="9.0.3" />
-        <PackageReference Include="TinyHelpers.AspNetCore" Version="4.1.2" />
+        <PackageReference Include="TinyHelpers.AspNetCore" Version="4.1.3" />
     </ItemGroup>
 
 </Project>

SqlDatabaseVectorSearch/appsettings.json

@@ -6,7 +6,7 @@
         "ChatCompletion": {
             "Endpoint": "",
             "Deployment": "",
-            "ModelId": "", // gpt-4.1, gpt-4.1-mini, gpt-4.1-nano, gpt-4o, gpt-4o-mini, gpt-4, gpt-3.5 
+            "ModelId": "", // gpt-4o, gpt-4, gpt-3.5, etc. Note that for gpt-4.1 models, the ModelId must be set to gpt-4o.
             "ApiKey": ""
         },
         "Embedding": {